|
Size: 758
Comment:
|
Size: 858
Comment: LDE in Kreygzig
|
| Deletions are marked like this. | Additions are marked like this. |
| Line 7: | Line 7: |
| {{{ | {{{D=var('D') w=solve(64*D**2+16*D+1==0,D) print w |
| Line 49: | Line 51: |
| }}} | |
| Line 51: | Line 52: |
| {{{ D=var('D') w=solve(64*D**2+16*D+1==0,D) print w |
Book
Advanced Engineering Mathematics
Author
Erwin Kreyszig
Edition
8th Edition
{{{D=var('D') w=solve(64*D**2+16*D+1==0,D) print w
{{{id=1| #(i) omega = sqrt(20/5)
f = var('f')
solve(2*pi*f == omega, f) /// [f == (1/pi)] }}}
{{{id=2| #(ii) omega = sqrt(45/5)
f = var('f')
solve(2*pi*f == omega, f) /// [f == 3/2/pi] }}}
<p>sage seems to have troubles writing f = 3/2*pi</p>
{{{id=3| #(iii) omega = sqrt(65/5)
f = var('f')
a = solve(2*pi*f == omega, f) /// [ f == 1/2*sqrt(13)/pi ] }}}
{{{id=4|
///
D=var('D')
w=solve(64*D**2+16*D+1==0,D)
print w
Solution by:
- ganesh, developer, space
- bhanukiran, student, technical university of Delft
- saransh, student, sobhit university