A Structural Semiotic Study of How We Use Variables in Mathematics and Logic
What I want to show is how I do cognitive investigation and how I think that can be fruitful for all manner of subjects including math and logic.
For students it's extremely baffling, it's a great mystery.
My investigation is simply to collect the ways that we talk about them.
For every epsilon greater than zero there is a delta greater than zero.
It could be specified unspecified, dependent independent, it could have a place, it could have a value.