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is-linsolve-ssearch-string

is(ssearch("%",string...

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is-trunc

expr: x^2 + x + 1;

trunc (expr);

is (expr = trunc (ex...

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is

a: 5/3;

is(a*3) =5;

Calculate

is-sqrt

is(sqrt(4)*sqrt(4)=sq...

is(sqrt(7)*sqrt(8)=sq...

is(sqrt(8)=2.82842712...

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is-reveal

answer:x*4+y-2=y;

is(reveal(answer,1)="...

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is-subst

answer: [1+2*nu, 3+4*...

eq: [3*x+5*y=4, 2*x+7...

subst([x=subst(0,nu,a...

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is

is([true,false]);

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is-sqrt

is (1-sqrt(5))/2<0;

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is-matrix-radcan

is (radcan(matrix( [1...

radcan(matrix( [0.5,0...

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is

is((dist^d) /((.5*dis...

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is

Run Example
(%i1)declare(k, integer);
(%o1)                                done
(%i2) declare(x, real);
(%o2)                                done
(%i3) is(%e^(%k) <
 %e^(%k*x^2));
(%o3)                               unknown
(%i4) 
Run Example
rs:100+60+80;
(%o1)                                 240
(%i2) is:10/rs;
                                      1
(%o2)                                 --
                                      24
(%i3) ua:is*80;
                                      10
(%o3)                                 --
                                      3
(%i4) rp:160*80/(160+80);
                                      160
(%o4)                                 ---
                                       3
(%i5) rg:rp+120;
                                      520
(%o5)                                 ---
                                       3
(%i6) ig:ua/rg;
                                      1
(%o6)                                 --
                                      52
(%i7) 
Run Example
a: -3/10 + sqrt(141)/30;
                                sqrt(141)   3
(%o1)                           --------- - --
                                   30       10
(%i2) c: combine(a);
                                 sqrt(141) - 9
(%o2)                            -------------
                                      30
(%i3) b: (-9+sqrt(141))/30;
                                 sqrt(141) - 9
(%o3)                            -------------
                                      30
(%i4) d: combine(b);
                                 sqrt(141) - 9
(%o4)                            -------------
                                      30
(%i5) is (a = b);
(%o5)                                false
(%i6) (-9 - sqrt(141))/30;
                                - sqrt(141) - 9
(%o6)                           ---------------
                                      30
(%i7) 

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