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Questions on the analytic and numerical equation solving functions of Mathematica (Solve, Reduce, NSolve, FindRoot, DSolve, RSolve, etc.).

1 vote
1 answer
68 views

Using solution of an equation [duplicate]

I want to solve something like f(x)=0 and then have the real solution be set as the value of another variable. I can't figure out how to do it. I tried something like this as an example, but it didn't …
rxc370's user avatar
  • 77
0 votes

Solve inside of InputField is not dynamic

Got everything working the way I want it to. Here is the code below if anyone ever wants to model a cantilever bending on a box. Manipulate[h = x /. Quiet@Solve[k == x*Cos[\[Theta]] - (p*x^2)/(6*c*d) …
rxc370's user avatar
  • 77
0 votes
2 answers
102 views

Solve inside of InputField is not dynamic

On the 7th line, I have an InputField that I want to dynamically change as I change the input. It solves an equation that is later used to determine the change in y intercept in the graph. However, th …
rxc370's user avatar
  • 77
4 votes
1 answer
344 views

Trying to create an interactive plot (newbie here)

I'm new at Mathematica so please bear with me. I am trying to create an interactive plot that will end up looking like this: I want to input values for certain variables and then plot a curve. This i …
rxc370's user avatar
  • 77