the dirac equation desk mat
$22
16 × 32 in. the same mat on cream: the equation over a pale horizon, and in the corner the six matrices dirac printed in 1928, the way he laid them out.
made to order. usually at your door in about a week (USA).
$22
16 × 32 in. the same mat on cream: the equation over a pale horizon, and in the corner the six matrices dirac printed in 1928, the way he laid them out.
made to order. usually at your door in about a week (USA).