h.pfunc

来自「强大的数学工具包」· PFUNC 代码 · 共 95 行

                                * * * * * * *
                                *   pfunc   *
                                * * * * * * *

        simcalc computes polynomials over Z, Q, Z/mZ, number
        fields, Galois-fields, R and C. (For details see 
        "? modfunc", "? nffunc", "? gffunc", "? flfunc", "? cfunc").
        The following functions are available for polynomials:
        
        +           chcoef      egcd        lcm         pripgen
        -           chinrem     fact        mod         prfunc    
        *           coef        fltoi       mtoi        puto
        :           cont        froot       nftopol     resul
        ^           deg         gcd         num         sfp
        /           denom       gftopol     pfact       sort
        ==          deriv       integr      prim        tofl
        !=          disc        irpgen


        '+'             means   addition;

        '-'                     subtraction;

        '*'                     multiplication;

        ':'                     quotient;

        '^'                     exponentiation;

        '/'                     division;

        '=='                    equal;

        '!='                    not equal;

        'chcoef'                change coefficient of a polynomial;

        'chinrem'               chinese remainder algorithm;

        'coef'                  coefficient of a polynomial;

        'cont'                  content;

        'deg'                   degree;

        'denom'                 denominator;

        'deriv'                 derivation;

        'disc'                  discriminant of a polynomial;

        'egcd'                  extended greatest common divisor;

        'fact'                  factorization;

        'fltoi'                 floating points to integers;

        'froot'                 finding root;

        'gcd'                   greatest common divisor;

        'gftopol'               Galois-field to polynomial;

        'integr'                integration;

        'irpgen'                irreducible polynomial generator;

        'lcm'                   least common multiple;

        'mod'                   module homomorphism;

        'mtoi'                  modular to integer;

        'nftopol'               number field to polynomial;

        'num'                   numerator;

        'pfact'                 factorization modulo prime;

        'prfunc'                primitive function;

        'prim'                  primitive part;

        'pripgen'               primitive polynomial generator;

        'puto'                  display internal representation;

        'resul'                 resultant;

        'sfp'                   squarefree part;

        'sort'                  sort polynomial;

        'tofl'                  to floating points.