User:Mathglot/sandbox/one/one-prime

This is Mathglot/sandbox/one/one-prime.

Created this by clicking the red link at User:Mathglot/sandbox/one/two.

Can go back up one level (to User:Mathglot/sandbox/one) by just clicking the dotdotslash link: [[../]] does this: User:Mathglot/sandbox/one.