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Questions about how Mathematica evaluates expressions, tracing evaluation (Trace*), handling expressions in unevaluated form (Hold*, Unevaluated), nonstandard evaluation, etc.

2 votes
2 answers
238 views

ParametricNDSolve Behaviour

Let's consider a set of equations with initial conditions. Since equations of my interest are complicated, I want to solve those with ParametricNDSolve. For simplicity let's discuss linear equations t …
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1 vote

ParametricNDSolve Behaviour

The expression xy[a, b, x0, y0][[1]][t] returns a[t] unless all the parameters are numbers. The easiest way to avoid it, as it seems to me, is to use ParametricNDSolveValue 2 times to obtain each of …
icemtel's user avatar
  • 245