Mathematica says:(adsbygoogle = window.adsbygoogle || []).push({});

"NDSolve::alliv: "The function x[t] was specified without dependence on all the independent variables. Each function must depend on all the independent variables.""

But function x depends only on t, there is no other variable specified in the code.

What could be the problem? I attach .nb file below.

**Physics Forums | Science Articles, Homework Help, Discussion**

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Problem with NDSOLVE in Mathematica

**Physics Forums | Science Articles, Homework Help, Discussion**