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| 1 | <?php |
| 2 | |
| 3 | class LaTeXTranslator { |
| 4 | |
| 5 | /** @var string[][] */ |
| 6 | private $replacements; |
| 7 | |
| 8 | /** |
| 9 | * @var string contains frequently occurring regex for recurisve extraction of nested parenthesis |
| 10 | */ |
| 11 | private $par = "(\\{(?>[^{}]|(?-1))*\\})"; |
| 12 | /** |
| 13 | * @var string contains frequently occurring regex for single argument of number or Greek letter |
| 14 | */ |
| 15 | private $arg = "(\\\\[?[A-Za-z]*\\]?|[0-9]|[A-Za-z]{1})"; |
| 16 | |
| 17 | function __construct() { |
| 18 | # reference: http://stackoverflow.com/a/28611214/4521584 |
| 19 | $this->replacements = [ |
| 20 | [ |
| 21 | # Trignometric & Trig Integrals: \acosh@{x} |
| 22 | 'search' => |
| 23 | "~\\\\(a?(?>cos|sin|tan|csc|cot|sec)h?)(int)?@{0,2}(" . $this->arg . "|" . |
| 24 | $this->par . ")~i", |
| 25 | # Trignometric: ArcCosh[x] |
| 26 | 'replace' => static function ( array $m ) { |
| 27 | return ( $m[1][0] == 'a' ? 'Arc' . ucfirst( strtolower( substr( $m[1], 1 ) ) ) |
| 28 | : ucfirst( strtolower( $m[1] ) ) ) . |
| 29 | ( strlen( $m[2] ) > 0 ? 'Integral' : '' ) . '[' . |
| 30 | LaTeXTranslator::brackR( $m[3] ) . ']'; |
| 31 | } |
| 32 | ], |
| 33 | [ |
| 34 | # Logarithm |
| 35 | 'search' => |
| 36 | "~\\\\(?>log|ln)b?" . $this->par . "?@{0,2}(" . $this->arg . "|" . $this->par . |
| 37 | ")~i", |
| 38 | # Logarithm: Log[x] |
| 39 | 'replace' => static function ( array $m ) { |
| 40 | return 'Log[' . ( strlen( $m[1] ) > 0 ? $m[1] . ',' : '' ) . |
| 41 | LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 42 | } |
| 43 | ], |
| 44 | [ |
| 45 | # Airy: \AiryAi@{z} |
| 46 | 'search' => "~\\\\Airy([B|A]i)@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 47 | # Airy: AiryAi[z] |
| 48 | 'replace' => static function ( array $m ) { |
| 49 | return 'Airy' . $m[1] . '[' . LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 50 | } |
| 51 | ], |
| 52 | [ |
| 53 | # Airy Modulus M: \AiryModulusM@{z} |
| 54 | 'search' => "~\\\\AiryModulusM@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 55 | # Airy Modulus M: Sqrt[AiryAi[x]^2+AiryBi[x]^2] |
| 56 | 'replace' => static function ( array $m ) { |
| 57 | return 'Sqrt[AiryAi[' . LaTeXTranslator::brackR( $m[1] ) . ']^2+AiryBi[' . |
| 58 | LaTeXTranslator::brackR( $m[1] ) . ']^2]'; |
| 59 | } |
| 60 | ], |
| 61 | [ |
| 62 | # Arithmetic Geometric Mean: \AGM@{a}{g} |
| 63 | 'search' => |
| 64 | "~\\\\AGM@{0,2}(" . $this->arg . "|" . $this->par . ")(" . $this->arg . "|" . |
| 65 | $this->par . ")~i", |
| 66 | # Arithmetic Geometric Mean: ArithmeticGeometricMean[a,b] |
| 67 | 'replace' => static function ( array $m ) { |
| 68 | return 'ArithmeticGeometricMean[' . LaTeXTranslator::brackR( $m[1] ) . ',' . |
| 69 | LaTeXTranslator::brackR( $m[4] ) . ']'; |
| 70 | } |
| 71 | ], |
| 72 | [ |
| 73 | # Anger: \AngerJ{\nu}@{z} |
| 74 | 'search' => "~\\\\AngerJ" . $this->par . "@{0,2}(" . $this->arg . "|" . $this->par . |
| 75 | ")~i", |
| 76 | # Anger: AngerJ[\nu,z] |
| 77 | 'replace' => static function ( array $m ) { |
| 78 | return 'AngerJ[' . LaTeXTranslator::brackR( $m[1] ) . ',' . LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 79 | } |
| 80 | ], |
| 81 | [ |
| 82 | # Appell: \AppellFi@{\alpha}{\beta}{\beta'}{\gamma}{x}{y} |
| 83 | 'search' => "~\\\\AppellF[i{1,3}v?]@{0,2}(" . $this->arg . "|" . $this->par . ")(" . |
| 84 | $this->arg . "|" . $this->par . ")(" . $this->arg . "|" . $this->par . |
| 85 | ")(" . $this->arg . "|" . $this->par . ")(" . $this->arg . "|" . |
| 86 | $this->par . ")(" . $this->arg . "|" . $this->par . ")~i", |
| 87 | # Appell: AppellF1[\alpha,\beta,\beta',\gamma,x,y] |
| 88 | 'replace' => static function ( array $m ) { |
| 89 | return 'AppellF1[' . |
| 90 | LaTeXTranslator::brackR( $m[1] ) . ',' . |
| 91 | LaTeXTranslator::brackR( $m[4] ) . ',' . |
| 92 | LaTeXTranslator::brackR( $m[7] ) . ',' . |
| 93 | LaTeXTranslator::brackR( $m[10] ) . ',' . |
| 94 | LaTeXTranslator::brackR( $m[13] ) . ',' . |
| 95 | LaTeXTranslator::brackR( $m['16'] ) . ']'; |
| 96 | } |
| 97 | ], |
| 98 | [ |
| 99 | # Barnes G: \BarnesGamma@{z} |
| 100 | 'search' => "~\\\\BarnesGamma@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 101 | # Barnes G: BarnesG[z] |
| 102 | 'replace' => static function ( array $m ) { |
| 103 | return 'BarnesG[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 104 | } |
| 105 | ], |
| 106 | [ |
| 107 | # BesselJ: \BesselJ{n}@{z} - default?? for BesselJ{nu}/Cheby w/ no z??? |
| 108 | 'search' => "~\\\\Bessel([A-Z])" . $this->par . "@?(" . $this->par . ")?~i", |
| 109 | # BesselJ: BesselJ[n,z] |
| 110 | 'replace' => static function ( array $m ) { |
| 111 | return 'Bessel' . $m[1] . '[' . LaTeXTranslator::brackR( $m[2] ) . |
| 112 | ( strlen( $m[3] ) > 0 ? ',' . LaTeXTranslator::brackR( $m[3] ) : ',0' ) . ']'; |
| 113 | } |
| 114 | ], |
| 115 | [ |
| 116 | # Binomial Coefficient: \binomial{m}{n} |
| 117 | 'search' => "~\\\\binom(?>ial)?@{0,2}" . $this->par . $this->par . "~i", |
| 118 | # Binomial Coefficient: Binomial[n,m] |
| 119 | 'replace' => static function ( array $m ) { |
| 120 | return 'Binomial[' . LaTeXTranslator::brackR( $m[2] ) . ',' . LaTeXTranslator::brackR( $m[1] ) . |
| 121 | ']'; |
| 122 | } |
| 123 | ], |
| 124 | [ |
| 125 | # Catalan Number: \CatalanNumber@{n} |
| 126 | 'search' => "~\\\\CatalanNumber@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 127 | # Catalan Number: CatalanNumber[n] |
| 128 | 'replace' => static function ( array $m ) { |
| 129 | return 'CatalanNumber[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 130 | } |
| 131 | ], |
| 132 | [ |
| 133 | # Ceiling: \ceiling{x} |
| 134 | 'search' => "~\\\\ceiling@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 135 | # Ceiling: Ceiling[x] |
| 136 | 'replace' => static function ( array $m ) { |
| 137 | return 'Ceiling[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 138 | } |
| 139 | ], |
| 140 | [ |
| 141 | # Chebyshev: \ChebyT{x}@{n} |
| 142 | 'search' => "~\\\Cheby([A-Z])" . $this->par . "@?(" . $this->par . ")?~i", |
| 143 | # Chebyshev: ChebyshevT[n,x] |
| 144 | 'replace' => static function ( array $m ) { |
| 145 | return 'Chebyshev' . $m[1] . '[' . LaTeXTranslator::brackR( $m[2] ) . |
| 146 | ( strlen( $m[3] ) > 0 ? ',' . LaTeXTranslator::brackR( $m[3] ) : ',0' ) . ']'; |
| 147 | } |
| 148 | ], |
| 149 | [ |
| 150 | # Complex Conjugate: \conj{z} |
| 151 | 'search' => "~\\\\conj@{0,2}" . $this->par . "~i", |
| 152 | # Complex Conjugate: Conjugate[z] |
| 153 | 'replace' => static function ( array $m ) { |
| 154 | return 'Conjugate[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 155 | } |
| 156 | ], |
| 157 | [ |
| 158 | # Cylinder: \Cylinder{\nu}@{z} |
| 159 | 'search' => |
| 160 | "~\\\\Cylinder" . $this->par . "@{0,2}(" . $this->arg . "|" . $this->par . |
| 161 | ")~i", |
| 162 | # Cylinder: ParabolicCylinderD[\nu,z] |
| 163 | 'replace' => static function ( array $m ) { |
| 164 | return 'ParabolicCylinderD[' . LaTeXTranslator::brackR( $m[1] ) . ',' . |
| 165 | LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 166 | } |
| 167 | ], |
| 168 | [ |
| 169 | # Dawson's Integral: \DawsonsInt@{z} |
| 170 | 'search' => "~\\\DawsonsInt@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 171 | # Dawsons Integral: DawsonF[z] |
| 172 | 'replace' => static function ( array $m ) { |
| 173 | return 'DawsonF[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 174 | } |
| 175 | ], |
| 176 | [ |
| 177 | # Dedekind's Eta: \DedekindModularEta@{\tau} |
| 178 | 'search' => "~\\\\DedekindModularEta@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 179 | # Dedekind's Eta: DedekindEta[\tau] |
| 180 | 'replace' => static function ( array $m ) { |
| 181 | return 'DedekindEta[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 182 | } |
| 183 | ], |
| 184 | [ |
| 185 | # Derivative: \deriv{f}{x} |
| 186 | 'search' => "~\\\\p?deriv@{0,2}" . $this->par . $this->par . "~i", |
| 187 | # Derivative: D[f,x] |
| 188 | 'replace' => static function ( array $m ) { |
| 189 | return 'D[' . LaTeXTranslator::brackR( $m[1] ) . ',' . LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 190 | } |
| 191 | ], |
| 192 | [ |
| 193 | # Determinant: \det |
| 194 | 'search' => "~\\\\det@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 195 | # Determinant: Det[a] |
| 196 | 'replace' => static function ( array $m ) { |
| 197 | return 'Det[' . $m[1] . ']'; |
| 198 | } |
| 199 | ], |
| 200 | [ |
| 201 | # Divergence: \divergence |
| 202 | 'search' => "~\\\\divergence@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 203 | # Divergence: divergence |
| 204 | 'replace' => static function ( array $m ) { |
| 205 | return 'Div[' . $m[1] . ']'; |
| 206 | } |
| 207 | ], |
| 208 | [ |
| 209 | # Elliptic Integral: \CompEllIntC@{a} |
| 210 | 'search' => |
| 211 | "~\\\\(?>Comp)?EllInt[C]?([A-Z]|Pi)@{0,3}(" . $this->arg . "|" . $this->par . |
| 212 | ")(" . $this->arg . "|" . $this->par . ")?~i", |
| 213 | # Elliptic Integral: EllipticC[x, Sqrt[m]] |
| 214 | 'replace' => static function ( array $m ) { |
| 215 | return 'Elliptic' . $m[1] . '[' . ( count( $m ) > 5 ? |
| 216 | LaTeXTranslator::brackR( $m[2] ) . ', Sqrt[' . LaTeXTranslator::brackR( $m[4] ) . ']' |
| 217 | : 'Sqrt[' . LaTeXTranslator::brackR( $m[2] ) . ']' ) . ']'; |
| 218 | } |
| 219 | ], |
| 220 | [ |
| 221 | # Error: \erf@{z} |
| 222 | 'search' => "~\\\\erf[a-z]?@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 223 | # Error: Erf[z] |
| 224 | 'replace' => static function ( array $m ) { |
| 225 | return 'Erf[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 226 | } |
| 227 | ], |
| 228 | [ |
| 229 | # Euler Beta & Gamma: \EulerBeta@{a}{b} |
| 230 | 'search' => "~\\\\Euler(Beta|Gamma)@{0,2}(" . $this->arg . "|" . $this->par . ")(" . |
| 231 | $this->arg . "|" . $this->par . ")?~i", |
| 232 | # Euler Beta & Gamma: Beta[a,b] |
| 233 | 'replace' => static function ( array $m ) { |
| 234 | return $m[1] . '[' . LaTeXTranslator::brackR( $m[2] ) . |
| 235 | ( strlen( $m[5] ) > 0 && strtolower( $m[1] ) == 'beta' ? |
| 236 | ',' . LaTeXTranslator::brackR( $m[5] ) : '' ) . ']'; |
| 237 | } |
| 238 | ], |
| 239 | [ |
| 240 | # Exponential: \exp@{x} |
| 241 | 'search' => "~\\\\exp@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 242 | # Exponential: Exp[x] |
| 243 | 'replace' => static function ( array $m ) { |
| 244 | return 'Exp[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 245 | } |
| 246 | ], |
| 247 | [ |
| 248 | # Exponential Integral: \ExpInti@{x} |
| 249 | 'search' => "~\\\\ExpInt([a-z])?" . $this->par . "?@{0,2}(" . $this->arg . "|" . |
| 250 | $this->par . ")~i", |
| 251 | # Exponential Integral: ExpIntegralEi[z] |
| 252 | 'replace' => static function ( array $m ) { |
| 253 | return 'ExpIntegralE' . ( $m[1] == 'i' ? 'i' : '' ) . '[' . |
| 254 | ( strlen( $m[2] ) > 0 ? LaTeXTranslator::brackR( $m[2] ) . ',' : '' ) . |
| 255 | LaTeXTranslator::brackR( $m[3] ) . ']'; |
| 256 | } |
| 257 | ], |
| 258 | [ |
| 259 | # Floor: \floor{x} |
| 260 | 'search' => "~\\\\floor(" . $this->arg . "|" . $this->par . ")~i", |
| 261 | # Floor: Floor[x] |
| 262 | 'replace' => static function ( array $m ) { |
| 263 | return 'Floor[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 264 | } |
| 265 | ], |
| 266 | [ |
| 267 | # Fraction: \frac{a}{b} |
| 268 | 'search' => "~\\\\frac(" . $this->arg . "|" . $this->par . ")(" . $this->arg . "|" . |
| 269 | $this->par . ")~i", |
| 270 | # Fraction: a/b |
| 271 | 'replace' => static function ( array $m ) { |
| 272 | return ( strlen( $m[3] ) > 0 ? '(' . LaTeXTranslator::brackR( $m[1] ) . ')' |
| 273 | : LaTeXTranslator::brackR( $m[1] ) ) . '/' . |
| 274 | ( count( $m ) > 6 ? '(' . LaTeXTranslator::brackR( $m[4] ) . ')' |
| 275 | : LaTeXTranslator::brackR( $m[4] ) ); |
| 276 | } |
| 277 | ], |
| 278 | [ |
| 279 | # Fresnel: \FresnelSin@{z} |
| 280 | 'search' => "~\\\\Fresnel([a-z]*)@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 281 | # Fresnel: FresnelS[z] |
| 282 | 'replace' => static function ( array $m ) { |
| 283 | return 'Fresnel' . ucfirst( $m[1][0] ) . '[' . LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 284 | } |
| 285 | ], |
| 286 | [ |
| 287 | # Greek Letter: \Alpha |
| 288 | 'search' => "~\\\\(alpha|beta|gamma|delta|epsilon|varepsilon|zeta|eta|theta|" |
| 289 | . "vartheta|gamma|kappa|lambda|mu|nu|xi|o[^mega]|pi|varpi|rho|varrho|sigma|" |
| 290 | . "varsigma|tau|upsilon|phi|varphi|chi|psi|omega)~i", |
| 291 | # Greek Letter: \[CapitalAlpha] |
| 292 | 'replace' => static function ( array $m ) { |
| 293 | return '\\[' . ( strtolower( $m[1] ) != $m[1] ? 'Capital' : '' ) . |
| 294 | ucfirst( $m[1] ) . ']'; |
| 295 | } |
| 296 | ], |
| 297 | [ |
| 298 | # Gamma: \GammaP@{a}{z} |
| 299 | 'search' => |
| 300 | "~\\\\Gamma(?>[PQ])@?(" . $this->arg . "|" . $this->par . ")(" . $this->arg . |
| 301 | "|" . $this->par . ")~i", |
| 302 | # Gamma (Incomplete): |
| 303 | 'replace' => static function ( array $m ) { |
| 304 | return 'Gamma[' . LaTeXTranslator::brackR( $m[1] ) . ',' . LaTeXTranslator::brackR( $m[4] ) . ']'; |
| 305 | } |
| 306 | ], |
| 307 | [ |
| 308 | # Gudermannian: \Gudermannian@{x} |
| 309 | 'search' => "~\\\\(arc)?Gudermannian@{0,2}(" . $this->arg . "|" . $this->par . |
| 310 | ")~i", |
| 311 | # Gudermannian: Gudermannian[z] |
| 312 | 'replace' => static function ( array $m ) { |
| 313 | return ( strlen( $m[1] ) > 0 ? 'Inverse' : '' ) . 'Gudermannian[' . |
| 314 | LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 315 | } |
| 316 | ], |
| 317 | [ |
| 318 | # Generalized Hermite: \GenHermiteH{n}@{x} |
| 319 | 'search' => |
| 320 | "~\\\\GenHermiteH" . $this->par . "@{0,2}(" . $this->arg . "|" . $this->par . |
| 321 | ")~i", |
| 322 | # Hermite: HermiteH[n,x] |
| 323 | 'replace' => static function ( array $m ) { |
| 324 | return 'HermiteH[' . LaTeXTranslator::brackR( $m[1] ) . ',' . LaTeXTranslator::brackR( $m[2] ) . |
| 325 | ']'; |
| 326 | } |
| 327 | ], |
| 328 | [ |
| 329 | # HurwitzZeta: \HurwitzZeta@{s}{a} |
| 330 | 'search' => |
| 331 | "~\\\\HurwitzZeta@?(" . $this->arg . "|" . $this->par . ")(" . $this->arg . |
| 332 | "|" . $this->par . ")~i", |
| 333 | # HurwitzZeta: HurwitzZeta[s,a] |
| 334 | 'replace' => static function ( array $m ) { |
| 335 | return 'HurwitzZeta[' . LaTeXTranslator::brackR( $m[1] ) . ',' . LaTeXTranslator::brackR( $m[4] ) . |
| 336 | ']'; |
| 337 | } |
| 338 | ], |
| 339 | [ |
| 340 | # Hypergeometric: \HypergeoF@{a}{b}{c}{d} |
| 341 | 'search' => |
| 342 | "~\\\\HypergeoF(@{0,3})" . $this->par . $this->par . $this->par . $this->par . |
| 343 | "~i", |
| 344 | # Hypergeometric: Hypergeometric2F1[a,b,c,d] |
| 345 | 'replace' => static function ( array $m ) { |
| 346 | return 'Hypergeometric2F1[' . $m[2] . ',' . $m[3] . ',' . $m[4] . ',' . $m[5] . |
| 347 | ']'; |
| 348 | } |
| 349 | ], |
| 350 | [ |
| 351 | # Hypergeometric (Generalized): \HyperpFq{p}{q}@{{\bf a}}{{\bf b}}{z} |
| 352 | 'search' => |
| 353 | "~\\\\HyperpFq(" . $this->arg . "|" . $this->par . ")(" . $this->arg . "|" . |
| 354 | $this->par . ")@{0,3}(" . $this->arg . "|" . $this->par . ")(" . $this->arg . |
| 355 | "|" . $this->par . ")(" . $this->arg . "|" . $this->par . ")~i", |
| 356 | # Hypergeometric (Generalized): HypergeometricPFQ[a,b,c] |
| 357 | 'replace' => static function ( array $m ) { |
| 358 | return 'HypergeometricPFQ[' . $m[7] . ',' . $m[10] . ',' . |
| 359 | LaTeXTranslator::brackR( $m[13] ) . ']'; |
| 360 | } |
| 361 | ], |
| 362 | [ |
| 363 | # Incomplete Beta & Gamma: \IncBeta{x}@{a}{b}, \IncGamma@{a}{z} |
| 364 | 'search' => "~\\\\Inc(Beta|Gamma)" . $this->par . "?@{0,2}(" . $this->arg . "|" . |
| 365 | $this->par . ")(" . $this->arg . "|" . $this->par . ")~i", |
| 366 | # Incomplete Beta & Gamma: Beta[z,a,b], Gamma[a,z] |
| 367 | 'replace' => static function ( array $m ) { |
| 368 | return $m[1] . '[' . |
| 369 | ( strlen( $m[2] ) > 0 ? LaTeXTranslator::brackR( $m[2] ) . ',' : '' ) . |
| 370 | LaTeXTranslator::brackR( $m[3] ) . ',' . |
| 371 | LaTeXTranslator::brackR( $m[6] ) . ']'; |
| 372 | } |
| 373 | ], |
| 374 | [ |
| 375 | # Inverse Error (including complementary): \inverfc@{x} |
| 376 | 'search' => "~\\\\inverf(c)?@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 377 | # Inverse Error (including complementary): InverseErfc[x] |
| 378 | 'replace' => static function ( array $m ) { |
| 379 | return 'InverseErf' . $m[1] . '[' . LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 380 | } |
| 381 | ], |
| 382 | [ |
| 383 | # Imaginary Unit: \iunit |
| 384 | 'search' => "~\\\\iunit~i", |
| 385 | # Imaginary Unit: I return 'I';} |
| 386 | 'replace' => static function () { |
| 387 | return 'I'; |
| 388 | } |
| 389 | ], |
| 390 | [ |
| 391 | # Jacobi Elliptics: \Jacobisd@{z}{k} |
| 392 | 'search' => |
| 393 | "~\\\\(arc)?Jacobi(Zeta|[a-z]{2})@{0,2}(" . $this->arg . "|" . $this->par . |
| 394 | ")(" . $this->arg . "|" . $this->par . ")~i", |
| 395 | # Jacobi Elliptics: JacobiSD[u,m] |
| 396 | 'replace' => static function ( array $m ) { |
| 397 | return ( strlen( $m[1] ) > 0 ? 'Inverse' : '' ) . 'Jacobi' . |
| 398 | ( strlen( $m[2] ) == 2 ? strtoupper( $m[2] ) : 'Zeta' ) . '[' . |
| 399 | LaTeXTranslator::brackR( $m[3] ) . ', Sqrt[' . LaTeXTranslator::brackR( $m[6] ) . ']]'; |
| 400 | } |
| 401 | ], |
| 402 | [ |
| 403 | # Jacobi Polynomials: \JacobiP{\alpha}{\beta}{n}@{x} |
| 404 | 'search' => |
| 405 | "~\\\\JacobiP" . $this->par . $this->par . $this->par . "@{0,2}(" . $this->arg . |
| 406 | "|" . $this->par . ")~i", |
| 407 | # Jacobi Polynomial: JacobiP[n,a,b,x] |
| 408 | 'replace' => static function ( array $m ) { |
| 409 | return 'JacobiP[' . |
| 410 | LaTeXTranslator::brackR( $m[2] ) . ',' . |
| 411 | LaTeXTranslator::brackR( $m[1] ) . ',' . |
| 412 | LaTeXTranslator::brackR( $m[3] ) . ',' . |
| 413 | LaTeXTranslator::brackR( $m[4] ) . ']'; |
| 414 | } |
| 415 | ], |
| 416 | [ |
| 417 | # Kelvin: \Kelvinber{\nu}@{x} |
| 418 | 'search' => "~\\\\Kelvin([bk]e[ri])(" . $this->par . ")@{0,2}(" . $this->arg . "|" . |
| 419 | $this->par . ")?~i", |
| 420 | # Kelvin: KelvinBer[n,z] |
| 421 | 'replace' => static function ( array $m ) { |
| 422 | return 'Kelvin' . ucfirst( $m[1] ) . '[' . LaTeXTranslator::brackR( $m[2] ) . |
| 423 | ( strlen( LaTeXTranslator::brackR( $m[4] ) ) > 0 ? ',' . LaTeXTranslator::brackR( $m[4] ) |
| 424 | : '' ) . ']'; |
| 425 | } |
| 426 | ], |
| 427 | [ |
| 428 | # Klein Invariant: \ModularJ@{\tau} |
| 429 | 'search' => "~\\\\ModularJ" . $this->par . "~i", |
| 430 | # Klein Invariant: KleinInvariantJ[\tau] |
| 431 | 'replace' => static function ( array $m ) { |
| 432 | return 'KleinInvariantJ[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 433 | } |
| 434 | ], |
| 435 | [ |
| 436 | # Kronecker: \Kronecker{j}{k} |
| 437 | 'search' => "~\\\\Kronecker" . $this->par . $this->par . "~i", |
| 438 | # Kronecker: Kronecker[j,k] |
| 439 | 'replace' => static function ( array $m ) { |
| 440 | return 'KroneckerDelta[' . |
| 441 | LaTeXTranslator::brackR( $m[1] ) . ',' . |
| 442 | LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 443 | } |
| 444 | ], |
| 445 | [ |
| 446 | # LaguerreL[\a]{n}@{x} |
| 447 | 'search' => |
| 448 | "~\\\\LaguerreL(\\[.*\\])?" . $this->par . "@?(" . $this->arg . "|" . $this->par . |
| 449 | ")~i", |
| 450 | # LaguerreL: LaguerreL[n,a,x] |
| 451 | 'replace' => static function ( array $m ) { |
| 452 | return 'LaguerreL[' . LaTeXTranslator::brackR( $m[2] ) . ',' . |
| 453 | ( strlen( LaTeXTranslator::brackR( $m[1] ) ) > 0 ? LaTeXTranslator::brackR( $m[1] ) . ',' |
| 454 | : '' ) . LaTeXTranslator::brackR( $m[3] ) . ']'; |
| 455 | } |
| 456 | ], |
| 457 | [ |
| 458 | # Legendre/Ferrers: \LegendreP[\mu]{\nu}@{x} | \FerrersP[\mu]{\nu}@{x} |
| 459 | 'search' => |
| 460 | "~\\\\(?>Legendre|Ferrers)([PQ]|Poly)(\\[(?>[^{}]|(?-1))*\\])?" . $this->par . |
| 461 | "@?(" . $this->arg . "|" . $this->par . ")?~i", |
| 462 | # Legendre/Ferrers: LegendreP[\nu,x] | LegendreP[\nu,\mu,x] |
| 463 | 'replace' => static function ( array $m ) { |
| 464 | return 'Legendre' . $m[1] . '[' . LaTeXTranslator::brackR( $m[3] ) . ',' . |
| 465 | ( strlen( LaTeXTranslator::brackR( $m[2] ) ) > 0 ? LaTeXTranslator::brackR( $m[2] ) . ',' |
| 466 | : '' ) . LaTeXTranslator::brackR( $m[5] ) . ']'; |
| 467 | } |
| 468 | ], |
| 469 | [ |
| 470 | # LerchPhi: \LerchPhi@{z}{s}{a} |
| 471 | 'search' => |
| 472 | "~\\\\LerchPhi@{0,2}(" . $this->arg . "|" . $this->par . ")(" . $this->arg . |
| 473 | "|" . $this->par . ")(" . $this->arg . "|" . $this->par . ")~i", |
| 474 | # LerchPhi: LerchPhi[z,s,a] |
| 475 | 'replace' => static function ( array $m ) { |
| 476 | return 'LerchPhi[' . |
| 477 | LaTeXTranslator::brackR( $m[1] ) . ',' . |
| 478 | LaTeXTranslator::brackR( $m[4] ) . ',' . |
| 479 | LaTeXTranslator::brackR( $m[7] ) . ']'; |
| 480 | } |
| 481 | ], |
| 482 | [ |
| 483 | # Log Integral: \LogInt@{x} |
| 484 | 'search' => "~\\\\LogInt@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 485 | # Log Integral: LogIntegral[x] |
| 486 | 'replace' => static function ( array $m ) { |
| 487 | return 'LogIntegral[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 488 | } |
| 489 | ], |
| 490 | [ |
| 491 | # Mittag-Leffler: \MittagLeffler{a}{b}@{z} |
| 492 | 'search' => |
| 493 | "~\\\\MittagLeffler" . $this->par . $this->par . "@{0,2}(" . $this->arg . "|" . |
| 494 | $this->par . ")~i", |
| 495 | # Mittag-Leffler: MittagLefflerE[\alpha,\beta,z] |
| 496 | 'replace' => static function ( array $m ) { |
| 497 | return 'MittagLefflerE[' . |
| 498 | LaTeXTranslator::brackR( $m[1] ) . ',' . |
| 499 | LaTeXTranslator::brackR( $m[2] ) . ',' . |
| 500 | LaTeXTranslator::brackR( $m[3] ) . ']'; |
| 501 | } |
| 502 | ], |
| 503 | [ |
| 504 | # Modulus: n \mod m |
| 505 | 'search' => |
| 506 | "~(" . $this->arg . "|" . $this->par . ")\\\\mod@{0,2}(" . $this->arg . "|" . |
| 507 | $this->par . ")~i", |
| 508 | # Modulus: Mod[m,n] |
| 509 | 'replace' => static function ( array $m ) { |
| 510 | return 'Mod[' . LaTeXTranslator::brackR( $m[1] ) . ',' . LaTeXTranslator::brackR( $m[4] ) . ']'; |
| 511 | } |
| 512 | ], |
| 513 | [ |
| 514 | # Permutations: \Permutations{n} |
| 515 | 'search' => "~\\\\Permutations@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 516 | # Permutations: Permutations[n] |
| 517 | 'replace' => static function ( array $m ) { |
| 518 | return 'Permutations[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 519 | } |
| 520 | ], |
| 521 | [ |
| 522 | # Pochhammer: \pochammer{a}{n} |
| 523 | 'search' => "~\\\\pochhammer@{0,2}" . $this->par . $this->par . "~i", |
| 524 | # Pochhammer: Pochhammer[a,n] |
| 525 | 'replace' => static function ( array $m ) { |
| 526 | return 'Pochhammer[' . LaTeXTranslator::brackR( $m[1] ) . ',' . LaTeXTranslator::brackR( $m[2] ) . |
| 527 | ']'; |
| 528 | } |
| 529 | ], |
| 530 | [ |
| 531 | # PolyGamma: \polygamma{n}@{z} |
| 532 | 'search' => |
| 533 | "~\\\\Polygamma" . $this->par . "@{0,2}(" . $this->arg . "|" . $this->par . |
| 534 | ")~i", |
| 535 | # PolyGamma: PolyGamma[n,z] |
| 536 | 'replace' => static function ( array $m ) { |
| 537 | return 'PolyLog[' . LaTeXTranslator::brackR( $m[1] ) . ',' . LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 538 | } |
| 539 | ], |
| 540 | [ |
| 541 | # PolyLog: \Polylogarithms{x}@{z} |
| 542 | 'search' => |
| 543 | "~\\\\Polylogarithm" . $this->par . "@{0,2}(" . $this->arg . "|" . $this->par . |
| 544 | ")~i", |
| 545 | # PolyLog: PolyLog[x,z] |
| 546 | 'replace' => static function ( array $m ) { |
| 547 | return 'PolyLog[' . LaTeXTranslator::brackR( $m[1] ) . ',' . LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 548 | } |
| 549 | ], |
| 550 | [ |
| 551 | # Q Factorial: \qFactorial{a}{q}{n} |
| 552 | 'search' => "~\\\\qFactorial@{0,2}" . $this->par . $this->par . $this->par . "~i", |
| 553 | # Q Factorial: QFactorial[a,q,n] |
| 554 | 'replace' => static function ( array $m ) { |
| 555 | return 'QFactorial[' . LaTeXTranslator::brackR( $m[2] ) . ',' . LaTeXTranslator::brackR( $m[3] ) . |
| 556 | ']'; |
| 557 | } |
| 558 | ], |
| 559 | [ |
| 560 | # Q Gamma: \qGamma{q}@{z} |
| 561 | 'search' => "~\\\\qGamma" . $this->par . "@{0,2}(" . $this->arg . "|" . $this->par . |
| 562 | ")~i", |
| 563 | # Q Gamma: QGamma[z,q] |
| 564 | 'replace' => static function ( array $m ) { |
| 565 | return 'QGamma[' . LaTeXTranslator::brackR( $m[2] ) . ',' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 566 | } |
| 567 | ], |
| 568 | [ |
| 569 | # Ramanujan Tau: \RamanujanTau@{k} |
| 570 | 'search' => "~\\\\RamanujanTau@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 571 | # Ramanujan Tau: RamanujanTau[k] |
| 572 | 'replace' => static function ( array $m ) { |
| 573 | return 'RamanujanTau[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 574 | } |
| 575 | ], |
| 576 | [ |
| 577 | # Real Part: \realpart{z} |
| 578 | 'search' => "~\\\\realpart@{0,2}" . $this->par . "~i", |
| 579 | # Real Part: Re[z] |
| 580 | 'replace' => static function ( array $m ) { |
| 581 | return 'Re[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 582 | } |
| 583 | ], |
| 584 | [ |
| 585 | # Riemann: \RiemannXi@{s} |
| 586 | 'search' => "~\\\\Riemann(Xi)@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 587 | # Riemann: RiemannXi[s] |
| 588 | 'replace' => static function ( array $m ) { |
| 589 | return 'Riemann' . $m[1] . '[' . LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 590 | } |
| 591 | ], |
| 592 | [ |
| 593 | # Scorer: \ScorerHi@{z} |
| 594 | 'search' => "~\\\\Scorer([G|H]i)@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 595 | # Scorer: ScorerHi[z] |
| 596 | 'replace' => static function ( array $m ) { |
| 597 | return 'Scorer' . $m[1] . '[' . LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 598 | } |
| 599 | ], |
| 600 | [ |
| 601 | # Sign: \sign@{x} |
| 602 | 'search' => "~\\\\sign@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 603 | # Sign: Sign[z] |
| 604 | 'replace' => static function ( array $m ) { |
| 605 | return 'Sign[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 606 | } |
| 607 | ], |
| 608 | [ |
| 609 | # Sin Integral: \SinInt@{x} |
| 610 | 'search' => "~\\\\Sin(h?)Int@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 611 | # Sin Integral: SinInt[z] |
| 612 | 'replace' => static function ( array $m ) { |
| 613 | return 'Sin' . $m[1] . 'Integral[' . LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 614 | } |
| 615 | ], |
| 616 | [ |
| 617 | # Spherical BesselJ/Y | HankelH1/H2: \SphBesselJ{n}@{z} |
| 618 | 'search' => |
| 619 | "~\\\\Sph(Bessel|Hankel)(J|Y|Hii?)" . $this->par . "@{0,2}(" . $this->arg . |
| 620 | "|" . $this->par . ")~i", |
| 621 | # Spherical BesselJ/Y | HankelH1/H2: SphericalBesselJ[n,z] |
| 622 | 'replace' => static function ( array $m ) { |
| 623 | return 'Spherical' . $m[1] . '' . ( substr( $m[2], 0, 2 ) !== 'Hi' |
| 624 | ? $m[2] : 'H' . ( strlen( $m[2] ) - 1 ) ) . '[' . LaTeXTranslator::brackR( $m[3] ) . |
| 625 | ',' . LaTeXTranslator::brackR( $m[4] ) . ']'; |
| 626 | } |
| 627 | ], |
| 628 | [ |
| 629 | # Spherical Harmonic: \SphericalHarmonicY{l}{m}@{\theta}{\phi} |
| 630 | 'search' => |
| 631 | "~\\\\SphericalHarmonicY" . $this->par . $this->par . "@?(" . $this->arg . "|" . |
| 632 | $this->par . ")?(" . $this->arg . "|" . $this->par . ")?~i", |
| 633 | # Spherical Harmonic: SphericalHarmonicY[l,m,\theta,\phi] |
| 634 | 'replace' => static function ( array $m ) { |
| 635 | return 'SphericalHarmonicY[' . LaTeXTranslator::brackR( $m[1] ) . ',' . |
| 636 | LaTeXTranslator::brackR( $m[2] ) . ',' . LaTeXTranslator::brackR( $m[3] ) . ',' . |
| 637 | LaTeXTranslator::brackR( $m[6] ) . ']'; |
| 638 | } |
| 639 | ], |
| 640 | [ |
| 641 | # Spheroidal Eigenvalue: \SpheroidalEigenvalueLambda{m}{n}@{\gamma} |
| 642 | 'search' => "~\\\\SpheroidalEigenvalueLambda" . $this->par . $this->par . "@?(" . |
| 643 | $this->arg . "|" . $this->par . ")?~i", |
| 644 | # Spheroidal Eigenvalue: SpheroidalEigenvalue[n,m,\gamma] |
| 645 | 'replace' => static function ( array $m ) { |
| 646 | return 'SpheroidalEigenvalue[' . LaTeXTranslator::brackR( $m[1] ) . ',' . |
| 647 | LaTeXTranslator::brackR( $m[2] ) . ',' . LaTeXTranslator::brackR( $m[3] ) . ']'; |
| 648 | } |
| 649 | ], |
| 650 | [ |
| 651 | # Spheroidal Ps: \SpheroidalPs{m}{n}@{z}{\gamma^2} |
| 652 | 'search' => |
| 653 | "~\\\\Spheroidal(P|Q)s" . $this->par . $this->par . "@?(" . $this->arg . "|" . |
| 654 | $this->par . ")?(" . $this->arg . "|" . $this->par . ")?~i", |
| 655 | # Spheroidal Ps: SpheroidalPs[n,m,\gamma,z] |
| 656 | 'replace' => static function ( array $m ) { |
| 657 | return 'Spheroidal' . $m[1] . 'S[' . LaTeXTranslator::brackR( $m[2] ) . ',' . |
| 658 | LaTeXTranslator::brackR( $m[3] ) . ',Sqrt[' . LaTeXTranslator::brackR( $m[7] ) . '],' . |
| 659 | LaTeXTranslator::brackR( $m[4] ) . ']'; |
| 660 | } |
| 661 | ], |
| 662 | [ |
| 663 | # Sqrt: \sqrt@{x} |
| 664 | 'search' => "~\\\\sqrt@{0,2}(" . $this->arg . "|" . $this->par . ")~i", |
| 665 | # Sqrt: Sqrt[x] |
| 666 | 'replace' => static function ( array $m ) { |
| 667 | return 'Sqrt[' . LaTeXTranslator::brackR( $m[1] ) . ']'; |
| 668 | } |
| 669 | ], |
| 670 | [ |
| 671 | # StruveH: \StruveH{\nu}@{z} |
| 672 | 'search' => |
| 673 | "~\\\\Struve(H|L)" . $this->par . "@{0,2}(" . $this->arg . "|" . $this->par . |
| 674 | ")~i", |
| 675 | # StruveH: StruveH[n,z] |
| 676 | 'replace' => static function ( array $m ) { |
| 677 | return 'Struve' . $m[1] . '[' . LaTeXTranslator::brackR( $m[2] ) . ',' . |
| 678 | LaTeXTranslator::brackR( $m[3] ) . ']'; |
| 679 | } |
| 680 | ], |
| 681 | [ |
| 682 | # WeberE: \WeberE{\nu}@{z} |
| 683 | 'search' => "~\\\\WeberE" . $this->par . "@{0,2}(" . $this->arg . "|" . $this->par . |
| 684 | ")~i", |
| 685 | # WeberE: WeberE[\nu,z] |
| 686 | 'replace' => static function ( array $m ) { |
| 687 | return 'WeberE[' . LaTeXTranslator::brackR( $m[1] ) . ',' . LaTeXTranslator::brackR( $m[2] ) . ']'; |
| 688 | } |
| 689 | ], |
| 690 | [ |
| 691 | # Whittaker: \WhittakerM{\kappa}{\mu}@{z} |
| 692 | 'search' => |
| 693 | "~\\\\Whit(M|W)" . $this->par . $this->par . "@{0,2}(" . $this->arg . "|" . |
| 694 | $this->par . ")~i", |
| 695 | # Whittaker: WhittakerW[k,m,z] |
| 696 | 'replace' => static function ( array $m ) { |
| 697 | return 'Whittaker' . $m[1] . '[' . LaTeXTranslator::brackR( $m[2] ) . ',' . |
| 698 | LaTeXTranslator::brackR( $m[3] ) . ',' . LaTeXTranslator::brackR( $m[4] ) . ']'; |
| 699 | } |
| 700 | ] |
| 701 | ]; |
| 702 | } |
| 703 | |
| 704 | /** |
| 705 | * @var string contains data in Wiki html input form |
| 706 | */ |
| 707 | |
| 708 | /** |
| 709 | * Returns LaTeX arguments without curly brackets |
| 710 | * @param string $arg |
| 711 | * @return string |
| 712 | */ |
| 713 | public static function brackR( $arg ) { |
| 714 | $arg = trim( $arg, " " ); |
| 715 | if ( substr( $arg, 0, 1 ) == "{" && substr( $arg, -1 ) == "}" ) { |
| 716 | $arg = substr( $arg, 1, strlen( $arg ) - 2 ); |
| 717 | } |
| 718 | return $arg; |
| 719 | } |
| 720 | |
| 721 | /** |
| 722 | * Processes the submitted Form input |
| 723 | * @param string $data |
| 724 | * @return string |
| 725 | */ |
| 726 | public function processInput( $data ) { |
| 727 | foreach ( $this->replacements as $set ) { |
| 728 | $data = |
| 729 | preg_replace_callback( $set['search'], |
| 730 | // select the correct replacement callback depending on $allowimgcode |
| 731 | $set['replace'], $data ); |
| 732 | } |
| 733 | return $data; |
| 734 | } |
| 735 | } |