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# Forum: Mathematics and Physics

From time to time everyone is faced with these problems.

1. ### Sticky: ALL E-BOOKS HERE WILL BE DELETED!!! USERS WILL BE WARNED !!!

• Replies: 0
• Views: 21,389
6th March 2007, 17:51
1. ### feel of diffrential equations for Novice

• Replies: 2
• Views: 1,412
6th May 2019, 02:55
2. ### Algebraic System Response Equation into Circuit Design

• Replies: 2
• Views: 645
2nd May 2019, 21:16
3. ### solving differential equations help

• Replies: 2
• Views: 1,292
1st April 2019, 17:26
4. ### Does the wave equation only apply to waves with low frequency?

• Replies: 2
• Views: 1,338
17th March 2019, 01:11
5. ### [SOLVED] Polar To Rectangular on the calculator, error

• Replies: 4
• Views: 455
21st February 2019, 22:38
6. ### Magnetic flux conduit for flux concentration?

• Replies: 5
• Views: 1,943
FvM
30th January 2019, 17:47
7. ### On the use of 'operator' term!!

• Replies: 0
• Views: 679
B4M
21st January 2019, 17:22
8. ### computing roots on a calculator

• Replies: 8
• Views: 1,089
FvM
21st January 2019, 09:32
9. ### Algorithm for Timetabling

• Replies: 2
• Views: 825
20th January 2019, 23:23
10. ### Medical Physics - Alpha Radiation Highly Ionizing: Why is it dangerous?

• Replies: 4
• Views: 954
20th January 2019, 22:59
11. ### Better understanding of capacitor charging

• Replies: 22
• Views: 3,492
18th December 2018, 07:14
12. ### Coulomb Gauge vs. Lorenz Gauge

• Replies: 0
• Views: 444
2nd December 2018, 03:55
13. ### Closed: What is the meaning of Skin Depth?

• Replies: 1
• Views: 710
2nd November 2018, 07:34
14. ### Closed: Laplace from a frequency dependent expression

• Replies: 4
• Views: 1,127
FvM
1st November 2018, 00:15
15. ### [SOLVED]Closed: General Identity of Derivative

• Replies: 8
• Views: 1,570
31st October 2018, 22:42
16. ### Closed: How to check if given samples represent an underdamped signal that converges?

• Replies: 2
• Views: 929
23rd October 2018, 07:42
17. ### Closed: Windage loss of flywheel

• Replies: 7
• Views: 1,693
13th October 2018, 17:32
18. ### [SOLVED]Closed: Practical communication system in light of Shannon equation

• Replies: 0
• Views: 593
11th October 2018, 00:43
19. ### Closed: Electrodynamics, wave equation, velocity of waves

• Replies: 9
• Views: 5,204
6th August 2018, 20:41
20. ### Closed: Flyball spin up time

• Replies: 3
• Views: 1,610
FvM
26th May 2018, 23:11