Marco

Last seen: 3 months 前 | 自 2024 起处于活动状态

Followers: 0 Following: 0

统计学

Feeds

提问

ODE15i DAE Warning:Failure at t=0.000000e+00. Unable to meet integration tolerances without reducing the step size below the smallest value allowed (0.000000e+00) at time t.
I'm solving a DAE using ode15i. I use the same syntaxs as the example of Robertson in Matlab help https://it.mathworks.com/hel...

4 months 前 | 1 个回答 | 0

1

个回答

已回答
This DAE appears to be of index greater than 1 but det(M + lambda*dF/dx) isn't zero
Thank you very much ! the error was quite "easy" but by looking again and again and again on the problem i lost my mind and got...

4 months 前 | 0

提问

This DAE appears to be of index greater than 1 but det(M + lambda*dF/dx) isn't zero
Hi everyone i'm trying to solve a DAE of the form M*y'(t) = F(y,t), with M a singular square matrix. Just for the context, my DA...

4 months 前 | 1 个回答 | 0

1

个回答