Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
{y'[x]==cos[t]y[x]-sin[t]z[x]+1, z'[x]==sin[t]y[x]+cos[t]z[x]}
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random