sometimes when the stars align for a matrix A you can find an invertible matrix B such that B-1⨯A⨯B gives a matrix that only has numbers on the diagonal and zeroes everywhere else.
There's a bomb defusal every couple of months in densely populated areas of my city still. When building in previously unbuilt areas you are required by law to have a bomb defusal team there with you when doing any sort of digging.
When I'm writing some math thing. Then I could just scroll to the left or to the right depending on whether I'm looking something up and writing it down, or whether I'm editing what is already written down.
Oh yeah if summers so great why hasn't there be a summer II?