48.13231 223
23.061066 y trace draw oper
58.945396 y trace be
4.4712577 y co ordin valu
58.198307 x trace be
43.81966 the two dimension surfac chart 
61.586098 the surfac a a first matrix
21.500156 the same y valu in the first m
32.23727 the same x valu in the first ma
74.111595 the point of the second matrix
26.832853 the part of an y trace fall
42.266006 the first matrix into a second
49.619865 sequenti draw oper
53.732033 sequenc from low y valu
46.614456 no line
59.011322 line in a two dimension surfac
55.58669 high valu
21.844942 d
16.410067 an y trace be
28.602013 an x trace be
24.345379 an upper horizon
14.59579 an imag of a three dimension su
66.92375 an area
28.998081 a second angle
47.223156 a lower horizon
35.387886 a first angle
