# pulse

This function uses two steps to form a pulse. Output is high (true) when the given value t is between a and b.

pulse(a,b,x)
Returns 1 when (a <= x <= b), 0 otherwise.
COPY/// pulse(a,b,x)
//
//  Returns 1 when (a <= x <= b), 0 otherwise.
//
//      a           lower bound, real
//      b           upper bound, real
//      x           value, real
//