3KiB, 184x184, 6619140163cd778e8befd84076c6ba337c6e9335_full.jpg View SameGoogleiqdbSauceNAO How do I practice differential equations? Anonymous Tue 31 Dec 12:45:08 2019 No.11266419 ViewReplyOriginalReport Quoted By: >>11266462 I've tried wolfram, but it doesn't seem to have differential equations.