Tag: Euler’s number

Another Euler number proof
OK, back to the issue of Euler’s number and the proof that it is . This is a proof based on, though expanded from, what I picked up from a rather excellent website here. Once again we start from the proposition that there exists a number such that and hence (see here for why the…

Good maths or bad maths?
Not sure, so maybe someone who knows can tell me. Following on from the last blog, can we show ? Assume a constant, exists such that , could give us this ? Edit: Professor Rubin (see comments) tells me that, as I feared, what follows is not supportable: Now, and this is the bit I…

Differential calculus reminder
This is just an online note to myself about differential calculus. A level maths again… Calculating where Using the chain rule: (as ) hence . So And , Euler’s number, really is magical. Related articles Using math symbols in wordpress pages and posts – LaTex (1) (etidhor.wordpress.com) Math it up. (ask.metafilter.com) When you get too…