Subversion Repositories wimsdev

:Êýѧº¯Êý

:º¯Êý,Àý,Ч¹û

:evalue( )

evalue(x^2+sin(y),x=3,y=4)

º¯Êý x^2+sin(y)ÔÚ x=3, y=4 ´¦¸³Öµ

:solve( )

solve(x^3-3*x+1,x=0..1)

x^3-3x+1 ÔÚ 0 Óë 1 ¼äµÄµ¥¸ù

:simplify( )

simplify(x^5*y^3/x^2/y)

»¯¼ò: x<sup>3</sup>y<sup>2</sup>

:diff( )

diff(sin(x)+cos(y),x)

sin(x)+cos(y) ¹ØÓÚ x µÄµ¼Êý

:int( , )

int(x^2+3*x+1,x)

x^2+3*x+1 µÄÔ­º¯Êý, ³£ÊýÏî²»¶¨

:int( , = .. )

int(t^2+3*t+1,t=0..1)

x^2+3*x+1 ´Ó 0 µ½ 1 µÄÊýÖµ»ý·Ö

:det( )

det(\mat)

¾ØÕó \mat µÄÐÐÁÐʽ

:abs( )

\real{a=abs(-32)}

¾ø¶ÔÖµ (ͬ : fabs( ))

:sqrt( )

\real{a=sqrt(32)}

ƽ·½¸ù

:binomial( , )

\integer{a=binomial(9,3)}

¶þÏîʽϵÊý (ÓÃÓÚСÓÚ 10^7 µÄÊý, ·ñÔòÀûÓà pari µÄº¯Êý \text{a=pari(binomial(50,10))}

:ceil( )

\real{a=ceil(3.4)}

´óÓÚµÈÓÚ´ËÊýµÄ×îСÕûÊý

:floor( )

\real{a=floor(3.4)}

СÓÚµÈÓÚ´ËÊýµÄ×î´óÕûÊý

:rint( )

\real{a=rint(3.4)}

×î½Ó½üµÄÕûÊý (equivalent : round( ))

:e

\real{a=e^2}

Êýѧ³£Êý $m_e (equivalent : E)

:erf( )

\real{a=erf(3.4)}

º¯Êý erf

:erfc( )

\real{a=erfc(3.4)

º¯Êý erfc

:Euler

\real{a=Euler}

Euler ³£Êý (ͬ EULER euler)

:exp( )

\real{a=exp(4)}

Ö¸Êýº¯Êý

:factorial( )

\integer{a=factorial(4)}

½×³Ë

:Inf

\real{a=Inf + 3}

ÎÞÇî´ó

:gcd( , )

\integer{a=gcd(4,6)}

Á½¸öÕûÊýµÄ×î´ó¹«Ô¼Êý

:lcm( , )

\integer{a=lcm(4,6)}

Á½¸öÕûÊýµÄ×îС¹«±¶Êý

:%

\integer{a=5%2}

ÕûÊýÏà³ýµÄÓàÊý

:max( , )

\real{a=max(4,6)}

Á½ÊýµÄ´óÕß

:min( , )

\real{a=gcd(4,6)}

Á½ÊýµÄСÕß

:lg( )

\real{a=log10(10^4)}

³£ÓöÔÊý (ͬ : log10)

:lgamma( )

\real{a=lgamma(e^(24))}

Gamma º¯ÊýµÄ¶ÔÊý

:ln( )

\real{a=ln(e^4)}

×ÔÈ»¶ÔÊý (ͬ : log)

:log2( )

\real{a=log2(2^4)}

ÒÔ 2 Ϊµ×µÄ¶ÔÊý

:pow( , )

\real{a=pow(3,0.6)}

È¡³ËÃÝ 3^0.6

:sgn( )

\integer{a=sign(-4)}

È¡·ûºÅ (ͬ : sign)

:PI

\real{a=sin(Pi)}

Ô²ÖÜÂÊ $m_pi (ͬ : Pi, pi)

:sin

sin(3)

Èý½Çº¯Êý (ÆäËüº¯ÊýÓÐ : tg tan sec (1/sin) cot cotan cotan ctg csc (1/cos))

:acos

acos(0.5)

·´Èý½Çº¯Êý

:sh

sh(4)

Ë«Çúº¯Êý (ÆäËüº¯ÊýÓÐ : sh sinh tanh tanh th ch cosh coth cotanh)

:Argch

Argch(4)

·´Ë«Çúº¯Êý (ÆäËüº¯ÊýÓÐ : Argch acosh argch Argsh asinh argsh Argth atanh argth)