#N canvas 536 250 728 456 10;
#X floatatom 394 102 0 0 0 0 - - -;
#X obj 326 28 osc~ 100;
#X msg 341 60 clear;
#X msg 343 86 set 1;
#X obj 325 128 rzero_rev~ 1;
#X text 122 -65 real one-zero (non-recursive) "reverse" filter \, raw
;
#X text 180 -39 [rzero_rev~] 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). The impulse response
is that of "rzero" reversed in time.;
#X text 181 193 where y[n] is the output \, x[n] the input \, and a[n]
the filter coefficient. The filter is always stable.;
#X text 237 173 y[n] = -a[n] * x[n] + x[n-1];
#X text 181 224 The transfer function is H(Z) = -a + Z^-1.;
#X text 180 152 The action of [rzero_rev~] 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;
