sign convention in a nutshell
remember this table and :
- FUVMOI at top
real convex is + - + - + -
virtual convex is opposite signs for VIM
concave is --- +++
hope this helps
Posted Mar 6, 2026, 3:54 PM UTC · edited
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remember this table and :
- FUVMOI at top
real convex is + - + - + -
virtual convex is opposite signs for VIM
concave is --- +++
hope this helps
Posted Mar 6, 2026, 3:54 PM UTC · edited