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Tofi
  • Member for 6 years, 2 months
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7 votes
1 answer
382 views

What is a conservative field?

3 votes
1 answer
595 views

Deriving Euler-Lagrange Equation

2 votes
3 answers
201 views

$1+1=2$...but Why? [duplicate]

2 votes
1 answer
102 views

How can one solve this differential equation?

1 vote
1 answer
89 views

How to solve this equation for $y$?

1 vote
1 answer
214 views

Problem applying Simpson's rule

1 vote
3 answers
136 views

How to prove the uniqueness of the gradient?

0 votes
0 answers
139 views

A Problem with Index Notation

0 votes
1 answer
30 views

problem with composite function

0 votes
0 answers
51 views

Is this a valid change of variables?

0 votes
0 answers
18 views

How to obtain a Taylor expansion for this rational function