centre of a pencil of hyperplanes

axius blackflies colour group dihydrorotenone epigonation Gampsonychidae hard copy output hymenocephalus kuronumai intracorporal ligamenta vaginalia LLBCD microwave absorbing material monkey fucks multichannel multiplier non-tariff obstacles oak-leaved geranium perceptivities post-traumatic encephalocele thought-stopping user work area