1.EQ 2delim $$ 3.EN 4.TS 5doublebox; 6c c 7l l. 8Name Definition 9.sp 10.vs +2p 11Gamma $GAMMA (z) = int sub 0 sup inf t sup {z-1} e sup -t dt$ 12Sine $sin (x) = 1 over 2i ( e sup ix - e sup -ix )$ 13Error $ roman erf (z) = 2 over sqrt pi int sub 0 sup z e sup {-t sup 2} dt$ 14Bessel $ J sub 0 (z) = 1 over pi int sub 0 sup pi cos ( z sin theta ) d theta $ 15Zeta $ zeta (s) = sum from k=1 to inf k sup -s ~~( Re~s > 1)$ 16.vs -2p 17.sp 2 18.TE 19