sin1°=
(1/8)((-1+i√3)(-2√(8-√3-√15-√(10-2√5))-2i√(8+√3+√15+√(10-2√5)))^(1/3)-(1+i√3)(-2√(8-√3-√15-√(10-2√5))+2i√(8+√3+√15+√(10-2√5)))^(1/3))
cos1°=
(1/4)((2√(8+√3+√15+√(10-2√5))+2i√(8-√3-√15-√(10-2√5)))^(1/3)+(2√(8+√3+√15+√(10-2√5))-2i√(8-√3-√15-√(10-2√5)))^(1/3))
https://ja.wikipedia.org/wiki/%E8%A7%92%E3%81%AE%E4%B8%89%E7%AD%89%E5%88%86%E5%95%8F%E9%A1%8C
