CSS Flexible Box Testing

With static CSS styling of math

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−b± b2− 4ac 2a
∞
eiπ =−1
The map M↧ M −1 t hasorder 2 in GLn ( R )
2x
c2= a2+ b2

As a consequence of all of the foregoing reasoning, one sees that there is the following short exact ladder:

0→A′→A→A″→0↓↓↓0→B′→B→B″→0
ft=tn+cn−1tn−1+…+c2t2+c1t+c0 Cf= 000…0−c0100…0−c1010…0−c2001…0−c3⋮⋮⋮⋱⋮⋮000…1−cn−1.