Pythagoras as a philosopher thinking about solving pythagorean theorem

$3.00

Pythagoras as a philosopher solving problems on a computer holding a triangle for the Pythagorean theorem

$3.00

Pythagoras theorem

$3.00

Pythagorean Theorem

$3.00

mean value theorem

$3.00

Godel's incompleteness theorem

$3.00

residue theorem

$3.00

Gödel's incompleteness theorem

$3.00

theorem-prover

$3.00