Skip to main content
11 events
when toggle format what by license comment
May 25, 2020 at 10:02 answer added user21 timeline score: 1
May 6, 2020 at 18:02 history edited XIJUN SHI CC BY-SA 4.0
deleted 252 characters in body
May 6, 2020 at 13:49 comment added XIJUN SHI @user21, thanks. I just sent.
May 6, 2020 at 5:47 comment added XIJUN SHI @user21, thanks for the confirmation. Unfortunately, after changing the first time derivative to the second time derivative, the FE problem cannot be solved by Mathematica.
May 6, 2020 at 5:24 comment added user21 Yes, it should be a second time derivative and that is fixed in the upcoming 12.1.1 release.
May 6, 2020 at 5:14 history edited A little mouse on the pampas CC BY-SA 4.0
deleted 87 characters in body
May 6, 2020 at 1:33 history edited XIJUN SHI CC BY-SA 4.0
added 337 characters in body
May 6, 2020 at 1:02 history edited XIJUN SHI CC BY-SA 4.0
deleted 1060 characters in body
May 6, 2020 at 0:48 history edited XIJUN SHI CC BY-SA 4.0
added 178 characters in body; edited tags
May 6, 2020 at 0:46 history edited J. M.'s missing motivation
edited tags
May 6, 2020 at 0:42 history asked XIJUN SHI CC BY-SA 4.0