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Related

postfix

3234;

postfix(mm);

21342mm;

Calculate

postfix

3234;

postfix(mm);

21342mm;

Calculate

postfix

Run Example
(%i1)eq1:x*4+y-2=y;
(%o1)                           y + 4 x - 2 = y
(%i2) eq2:x+2=y;
(%o2)                              x + 2 = y
(%i3) linsolve([eq1,eq2],[x,y]);
                                     1      5
(%o3)                           [x = -, y = -]
                                     2      2
(%i4)  	depends(y,x);
(%o4)                               [y(x)]
(%i5) postfix("`");
(%o5)                                  `
(%i6) f`:=diff(f,x);
(%o6)                          f ` := diff(f, x)
(%i7) y`;
                                      dy
(%o7)                                 --
                                      dx
(%i8) y``;
                                       2
                                      d y
(%o8)                                 ---
                                        2
                                      dx
(%i9) eq:y`+2*y=3*exp(x);
                               dy             x
(%o9)                          -- + 2 y = 3 %e
                               dx
(%i10) ode2(eq,y,x);
                                 - 2 x    3 x
(%o10)                     y = %e      (%e    + %c)
(%i11) 
Run Example
postfix("`");
(%o1)                                  `
(%i2) f`:=diff(f,x);
(%o2)                          f ` := diff(f, x)
(%i3) yy:y(x);
(%o3)                                y(x)
(%i4) e:yy``+2*yy`+yy=1;
                      2
                     d               d
(%o4)                --- (y(x)) + 2 (-- (y(x))) + y(x) = 1
                       2             dx
                     dx
(%i5) laplace(e,x,s);
                 !
        d        !
(%o5) - -- (y(x))!      + 2 (s laplace(y(x), x, s) - y(0))
        dx       !
                 !x = 0
                       2                                                      1
                    + s  laplace(y(x), x, s) + laplace(y(x), x, s) - y(0) s = -
                                                                              s
(%i6) E:%;
(%o6)             (%i7) 
Run Example
postfix("`");
(%o1)                                  `
(%i2) f`:=diff(f,x);
(%o2)                          f ` := diff(f, x)
(%i3) yy:y(x);
(%o3)                                y(x)
(%i4) E:yy``+2*yy`+yy=1;
                      2
                     d               d
(%o4)                --- (y(x)) + 2 (-- (y(x))) + y(x) = 1
                       2             dx
                     dx
(%i5) laplace(e,x,s);
                                       e
(%o5)                                  -
                                       s
(%i6) E:%;
(%o6)             Y:laplace(y(x),x,s);
SY:solve(E,Y);
(%o7)                         laplace(y(x), x, s)
(%i8) subst([at('diff(y(x),x,1),x=0)=-1,y(0)=1,a=10],SY);
(%o8)                                 []
(%i9) subst([at('diff(y(x),x,1),x=0)=-1,y(0)=1,a=10],SY);
(%o9)                                 []
(%i10) 

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