### Related

##### derivlist

A(x) := 2*x +5;

derivlist(A(x),x);

Calculate

##### derivlist

derivlist(x^2*y, [x]);

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##### derivlist

A(x) := 2*x +5;

derivlist(A(x),x);

Calculate

##### derivlist

derivlist (x^3*y^3*z^...

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? derivlist;

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##### derivlist

derivlist (x^3*y^3*z^...

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##### derivlist-exp

eq1:cost=(S*(QS+QU)+e...

d:derivlist([eq1],[QS...

Calculate

##### derivlist

A(x) := 2*x +5;

derivlist(A(x),x);

Calculate

##### derivlist

derivlist(x^2*y, [x]);

Calculate

? derivlist;

Calculate

### derivlist

Run Example
```(%i1)derivlist(x^2*y, [x]);
2
(%o1)                        derivlist(x  y, [x])
(%i2) ```
Run Example
```eq1:cost=(S*(QS+QU)+exp(-I*QS/D)*D*(R-S*W/I)+exp(-I*((QS+QU)/(D*W)-QU/D))*W(C*D-D*R+D*S/12/W+D*S/I-QS*S-QU*S)+exp(-I*T)*(D*R*W-C*D*W-D*R-D*S/12))/I;
QU + QS
- I (------- - QU/D)
D S                  D S                       D W
(%o1) cost = (W(---- - QU S - QS S + --- - D R + C D) %e
12 W                  I
I QS
- ----
D        S W      - I T                  D S
+ D %e       (R - ---) + %e      (D R W - C D W - --- - D R) + (QU + QS) S)/I
I                              12
(%i2) d:derivlist([eq1],[QS]);
D S                  D S
(%o2) derivlist([cost = (W(---- - QU S - QS S + --- - D R + C D)
12 W                  I
QU + QS                 I QS
- I (------- - QU/D)       - ----
D W                    D        S W
%e                     + D %e       (R - ---)
I
- I T                  D S
+ %e      (D R W - C D W - --- - D R) + (QU + QS) S)/I], [QS])
12
(%i3) ```
Run Example
```eq1:cost=(S*(QS+QU)+exp(-I*QS/D)*D*(R-S*W/I)+exp(-I*((QS+QU)/(D*W)-QU/D))*W(C*D-D*R+D*S/12/W+D*S/I-QS*S-QU*S)+exp(-I*T)*(D*R*W-C*D*W-D*R-D*S/12))/I;
QU + QS
- I (------- - QU/D)
D S                  D S                       D W
(%o1) cost = (W(---- - QU S - QS S + --- - D R + C D) %e
12 W                  I
I QS
- ----
D        S W      - I T                  D S
+ D %e       (R - ---) + %e      (D R W - C D W - --- - D R) + (QU + QS) S)/I
I                              12
(%i2) d:derivlist([eq1],[QS,QU]);
D S                  D S
(%o2) derivlist([cost = (W(---- - QU S - QS S + --- - D R + C D)
12 W                  I
QU + QS                 I QS
- I (------- - QU/D)       - ----
D W                    D        S W
%e                     + D %e       (R - ---)
I
- I T                  D S
+ %e      (D R W - C D W - --- - D R) + (QU + QS) S)/I], [QS, QU])
12
(%i3) ```

### Related Help

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