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ev-sum

eq1: 'sum(A[i]*no[i],...

eq1b:eq1,nounscoeff:[...

ev(eq1b,coeff);

Calculate

ev-solve

Polynom:a*x^3+b*x^2+c...

f(x):=''Polynom;

g1:f(-5)=0;

Calculate

ev-numer-taylor

eq: taylor(y2^(1/a),a...

y1: 430820;

y2: 470908;

Calculate

ev-kill-load-nouns-print

kill(all);

load("vect");

f:[x*y^2,2*x^2*y*z,-3...

Calculate

ev

f(x) := (x-a)*(x-b)*(...

ev( f(x), x=(a+b)/2 )...

Calculate

ev

x:1.00078 + 0.0027265...

x*x ;

ev(%o2) ;

Calculate

ev-integrate

fc(x):=x^2;

vysl():=integrate(fc(...

ev(vysl(),number);

Calculate

ev

ev(xe^(-ax-3)+2=0, a ...

Calculate

ev-kill-makelist-numer-realroots-rhs

kill(all);

Formel:a[n]=a[1]*q^(n...

Angabe:[[n=5],[a[1]=1...

Calculate

ev-exp-integrate-partfrac-ratsimp-solve

f:x^2/(x^2+x+1)^(1/2);

integrate(f,x);

ratsimp(%);

Calculate

ev

Run Example
(%i1)P:30-(Q1+Q2+Q3);
(%o1)                         - Q3 - Q2 - Q1 + 30
(%i2) REV3:P*Q3;
(%o2)                      (- Q3 - Q2 - Q1 + 30) Q3
(%i3) MR3:diff(REV3,Q3);
(%o3)                        - 2 Q3 - Q2 - Q1 + 30
(%i4) COST3:Q3^2/3;
                                        2
                                      Q3
(%o4)                                 ---
                                       3
(%i5) MC2:diff(COST3,Q3);
                                     2 Q3
(%o5)                                ----
                                      3
(%i6) sol3:solve(MR3=MC3,Q3);
                                  Q2 + Q1 + MC3 - 30
(%o6)                     [Q3 = - ------------------]
                                          2
(%i7) br3:sol3[1];
                                  Q2 + Q1 + MC3 - 30
(%o7)                      Q3 = - ------------------
                                          2
(%i8) Q3:rhs(br3);
                               Q2 + Q1 + MC3 - 30
(%o8)                        - ------------------
                                       2
(%i9) P:30-(Q1+Q2+Q3);
                       Q2 + Q1 + MC3 - 30
(%o9)                  ------------------ - Q2 - Q1 + 30
                               2
(%i10) REV2:P*Q2;
                        Q2 + Q1 + MC3 - 30
(%o10)              Q2 (------------------ - Q2 - Q1 + 30)
                                2
(%i11) MR2:diff(REV1,Q1);
(%o11)                                 0
(%i12) COST2:Q2^2/2;
                                        2
                                      Q2
(%o12)                                ---
                                       2
(%i13) MC2:diff(COST2,Q2);
(%o13)                                Q2
(%i14) sol2:solve(MR2=MC2,Q2);
(%o14)                             [Q2 = 0]
(%i15) br2:sol2[1];
(%o15)                              Q2 = 0
(%i16) Q2:rhs(br2);
(%o16)                                 0
(%i17) ev (Q3, sol2);
                                  Q1 + MC3 - 30
(%o17)                          - -------------
                                        2
(%i18) P:30-(Q1+Q2+Q3);
                         Q2 + Q1 + MC3 - 30
(%o18)                   ------------------ - Q1 + 30
                                 2
(%i19) REV1:P*Q1;
                           Q2 + Q1 + MC3 - 30
(%o19)                 Q1 (------------------ - Q1 + 30)
                                   2
(%i20) MR1:diff(REV1,Q1);
                        Q2 + Q1 + MC3 - 30   3 Q1
(%o20)                  ------------------ - ---- + 30
                                2             2
(%i21) COST1:Q1^2;
                                        2
(%o21)                                Q1
(%i22) MC1:diff(COST1,Q1);
(%o22)                               2 Q1
(%i23) Sol1:solve(MR1=MC1,Q1);
                                   Q2 + MC3 + 30
(%o23)                       [Q1 = -------------]
                                         6
(%i24) ev(Q2,sol1);
(%o24)                                 0
(%i25) ev(Q1,sol2);
(%o25)                                Q1
(%i26) 
Run Example
M:120;
(%o1)                                 120
(%i2) alpha:15;
(%o2)                                 15
(%i3) g:9.81;
(%o3)                          9.810000000000001
(%i4) R:7;
(%o4)                                  7
(%i5) V:20/3.6;
(%o5)                          5.555555555555555
(%i6) Mom:ev(sin(alpha*%pi/180)*M*g*R*25.4/2000,numer);
(%o6)                          27.08621023263771
(%i7) Speed:ev(V/(R*25.4e-3),numer);
(%o7)                          31.24609423822022
(%i8) 
Run Example
eq1:x^5/3-3*x^2.5/2+2*x^.5;
                              5      2.5
                             x    3 x         0.5
(%o1)                        -- - ------ + 2 x
                             3      2
(%i2) eq2:diff(eq1,x,1);
                               4
                            5 x          1.5   1.0
(%o2)                       ---- - 3.75 x    + ----
                             3                  0.5
                                               x
(%i3) ev(eq2,x=1);
(%o3)                         - 1.083333333333333
(%i4) ev(eq2,x=4.5);
(%o4)                          648.1116237232221
(%i5) 

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