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0 votes
2 answers
44 views

Query regarding approach to solve a given differential equation.

There's a equation $$N(t) = N(t)\frac{P(t,z)}{B}-C\frac{d(P(t,z))}{dz}$$ $$N(t) = A\frac{dP(t,z)}{dt}$$ Constants: B, C=3.9878*10⁻⁷, $A=0.11941$, Variables: N(t) is a function of t and is defined at a ...
Qwerty's user avatar
  • 101
4 votes
3 answers
3k views

Modelling with exact differential equations?

I'm teaching some very elementary differential equations to engineering students, and their constant question to me is "What's the use of this?" or alternatively "Where would we use this?" Now, I'm ...
Alasdair's user avatar
  • 840