#N canvas 536 250 728 456 10;
#X floatatom 382 106 0 0 0 0 - - -;
#X obj 338 21 osc~ 100;
#X msg 353 53 clear;
#X msg 355 79 set 1;
#X obj 337 131 rzero~ 1;
#X text 152 -64 real one-zero (non-recursive) filter \, raw;
#X text 215 -35 [rzero~] filters an audio signal (left inlet) via a
one-zero real filter \, whose coefficient is controlled by a creation
argument or by an audio signal (right inlet).;
#X text 215 203 where y[n] is the output \, x[n] the input \, and a[n]
the filter coefficient. The filter is always stable.;
#X text 215 233 The transfer function is H(Z) = 1 - aZ^-1.;
#X text 269 182 y[n] = x[n] - a[n] * x[n-1];
#X text 215 162 The action of [rzero~] is:;
#X connect 0 0 4 1;
#X connect 1 0 4 0;
#X connect 2 0 4 0;
#X connect 3 0 4 0;
