/ 1 \ asin|2*x - -----| | ___| \ \/ 2 /
asin(2*x - 1/sqrt(2))
2 -------------------------- ____________________ / 2 / / 1 \ / 1 - |2*x - -----| / | ___| \/ \ \/ 2 /
/ ___ \ 2*\- \/ 2 + 4*x/ ------------------------- 3/2 / 2\ | / ___ \ | | \- \/ 2 + 4*x/ | |1 - ----------------| \ 4 /
/ 2 \ | / ___ \ | | 3*\- \/ 2 + 4*x/ | 2*|4 + --------------------| | 2| | / ___ \ | | \- \/ 2 + 4*x/ | | 1 - ----------------| \ 4 / ---------------------------- 3/2 / 2\ | / ___ \ | | \- \/ 2 + 4*x/ | |1 - ----------------| \ 4 /