Division by Zero

What is any number divided by 0? Undefined. What is 0 divided by 0? Indeterminate.
How are the two different? Here’s a math forum page informally and discreetly explaining “undefined” as something where the answer does not exist while “indeterminate” as something that “if it pops up somewhere, you don’t know what its value will [...]

Time to Unlearn

I don’t recall now but I remember someone pointing out that a lot of the things learned in life later are just really about unlearning things taught to one earlier. While the vein of truth was evident there, it was just earlier when my wife and I were taking a look at the contents of [...]