Anonymous ID: 1ff3d7 Aug. 11, 2018, 12:48 p.m. No.2557411 🗄️.is 🔗kun >>7441 >>2557403 look at your post number ALREADY DID!!!
Anonymous ID: 1ff3d7 Aug. 11, 2018, 12:49 p.m. No.2557438 🗄️.is 🔗kun >>7488 >>2557424 >>2557387 >>2557381 the pic is sine sine starts at 0, so that plane graphic would be a sine wave