/ 2 2 \
sinc(E) | 2 32*x sinc (E) 3*sinc(E) 12*x 12*x*sinc(E) |
8*atan (2*x)*|-2 + --------------------- + -------- + --------------------- - --------------------- + -------------------- - --------------------|*sinc(E)
| / 2\ 2 2 / 2\ 2 / 2\ 2 / 2\ / 2\ |
\ \1 + 4*x /*atan (2*x) 1 + 4*x \1 + 4*x /*atan (2*x) \1 + 4*x /*atan (2*x) \1 + 4*x /*atan(2*x) \1 + 4*x /*atan(2*x)/
----------------------------------------------------------------------------------------------------------------------------------------------------------------
2
/ 2\
\1 + 4*x / *atan(2*x)