annoying_squid
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 Sep 24 awarded Autobiographer Feb 24 awarded Commentator Feb 24 awarded Supporter Feb 24 comment cancelling out before evaluation of variable Yes, my answer always has a polynomial form ... prior to being evaluated to a single value. Feb 24 comment cancelling out before evaluation of variable Is there a way to determine that the property of a problem is best described using limits as opposed to absolute values? Feb 24 awarded Student Feb 24 asked cancelling out before evaluation of variable Jan 14 awarded Editor Dec 20 comment Fundamental operations of mathematics Not sure the answers given here are correct. Jan 22 comment Isolate middle value from $3\times 3$ matrix @JulianKuelshammer Thanks for the edit and links. Jan 16 awarded Scholar Jan 16 accepted Isolate middle value from $3\times 3$ matrix Jan 16 comment Isolate middle value from $3\times 3$ matrix BTW, is there a special name for the 3X3 matrix where there is only a 1 in the middle value (row/column)? Jan 16 comment Isolate middle value from $3\times 3$ matrix Bingo. Thanks John. Originally I tried doing it the other way, which is ABB, where yours is BAB. Jan 16 comment Isolate middle value from $3\times 3$ matrix @Git Yes. Anything is allowed accept subtracting the above matrix that I specified. Jan 16 comment Isolate middle value from $3\times 3$ matrix @StefanHansen I don't mind substraction, but it would have to be substraction with a constant matrix. In other words a matrix that can be reused for various 3x3 matrices. Jan 16 asked Isolate middle value from $3\times 3$ matrix