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The Maxima on-line user's manual

Algebra Calculator

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Build_info

Function: build_info () Prints out a summary of the parameters of the Maxima build.

f: x^3-(A+2)*x^2+B*x-A;
g: 2*x^2+B*x-A*(B+2*A+9)-16;
r:rat(resultant(f,g,x));
rx: r, A: x;
rt32(t):= sqrt(13/4+2*t+4/t);
plot2d(append( [-2*x-3, -2*x-5, -2*x-7, 2*x+1, /*if abs(x+4) <1 then %i else*/ -2*x-7-4/(x+4), [parametric, -t^2-7-t+1/t, t^2+7+2*t-2/t, [t,-3,3], [nticks, 1000]], [parametric, -t-15/2-rt32(t), t+8+2*rt32(t), [t,1/16,16], [nticks, 1000]], [parametric, -t-15/2+rt32(t), t+8-2*rt32(t), [t,1/16,16], [nticks, 1000]], [parametric, 4*a-4+1/a, 4*a^2-4*a+5-2/a,[a,-2,-1/8], [ nticks, 1000]], [parametric, 4*a-4+1/a, 4*a^2-4*a+5-2/a,[a,1/8,2], [ nticks, 1000]]], map(rhs, solve(rx, B))),    [x,-12.5,4.5],    [color, black,black,green,black,red, green, green, green, blue,blue,red,red,red,red],    [legend, false],    [y,-24, 30]);
rD: r, B:D-2*A-7;
build_info();

build_info returns an empty string "".

(%o1)                                true
(%i2) 

Related Examples

build_info-infolists

build_info();

''infolists;

Calculate

build_info

build_info();

Calculate

build_info-float-fpprec-fpprintprec

fpprec:16;

fpprintprec:0;

float(54.8/1000);

Calculate

build_info-ev-rhs

Gerade(x,y):=y=k*x+d;

EINGABE:[k=1,d=3];

Gerade:ev(Gerade(x,y)...

Calculate

build_info-float-fpprec-fpprintprec

fpprec:16;

fpprintprec:3;

float(54.8/1000);

Calculate

build_info-ev-rhs

Gerade(x,y):=y=k*x+d;

EINGABE:[k=1,d=3];

Gerade:ev(Gerade(x,y)...

Calculate

build_info-float-fpprec-fpprintprec

fpprec:16;

fpprintprec:0;

float(54.8/1000);

Calculate

build_info

build_info ();

Calculate

build_info-float-fpprec-fpprintprec

fpprec:16;

fpprintprec:0;

float(54.8/1000);

Calculate