tsin// start// [[2,0]]// end// tsi1k// start// [[-0.9341,2.8483],[0.9494,2.879]]// end// tsi1c// start// [[-0.3063,2.8585],[0.3216,2.8687]]// end// tsi2k// start// [[0.3828,4.2112],[-0.49,0.6125],[0.8422,0.9801]]// end// tsi2c// start// [[0.0919,3.0117],[-0.1991,1.8121]]// end// start// [[-0.7044,-0.2144],[0.4594,-0.1072]]// end////