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using Prev operator

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hello all,

I am trying to create a condition were the solution of a present formula gets automatically added with the solution of the same formula from the previous time step. for this i used Prev(exp,1) operator but i am getting and error "Previous time step not stored". Any idea how to reslve this

Thank you so much..:-)

With regards Hari


0 Replies Last Post Jan 16, 2019, 6:47 a.m. EST
COMSOL Moderator

Hello Hari Gurumoorthi

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