Tags » Elementary Math

RSA Encryption - Number Theory


Background knowledge:

1. Group

2. Cardinality : Euler Totient Function


A linguistic remark: The Latin word “totiens” (or “toties”) means “that/so many times”.

Modern Math

What happens in Vegas, should NOT stay in Vegas!

The saying usually goes, “What happens in Vegas, stays in Vegas!” but we don’t think that’s appropriate next  week at SDE’s National Conference in Las Vegas. 490 more words

Elementary Math

Viral Chinese 2019 Gaokao Question

Gaokao 高考 = Baccalaureate = Cambridge GCE A-Level


f(x+1) = 2f(x)
tells the height = f(x) double when x moves to x + 1… 28 more words

Elementary Math