BTC in a nutshell (old post).

Signed-off-by: Eduardo Tenorio <embatbr@gmail.com>
Academy page.

Signed-off-by: Eduardo Tenorio <embatbr@gmail.com>
Updating .gitignore.

Signed-off-by: Eduardo Tenorio <embatbr@gmail.com>
Class 1 of probability.

Signed-off-by: Eduardo Tenorio <embatbr@gmail.com>