From a2911a658b6bcc388b94d0566749b8be885f0cc2 Mon Sep 17 00:00:00 2001
From: Orestis <orestis.malaspinas@hesge.ch>
Date: Fri, 11 Sep 2020 07:29:02 +0200
Subject: [PATCH] added example with filtering

---
 practical_work/rc_circuit/main.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/practical_work/rc_circuit/main.c b/practical_work/rc_circuit/main.c
index d7dce0b..6486b81 100644
--- a/practical_work/rc_circuit/main.c
+++ b/practical_work/rc_circuit/main.c
@@ -29,10 +29,11 @@ int main(int argc, char *argv[]) {
     }
 
     v = v_ini = 1.0;
-    double omega = 10.0;
+    double omega_low = 1.0;
+    double omega = 100.0;
     int i = 0;
     for (double t = 0.0; t < max_t; t += dt) {
-        rc.eps = v_ini * (1.0 + cos(omega * t));
+        rc.eps = v_ini * (1.0 + cos(omega * t) + cos(omega_low * t));
         double ve = exact_solution(t, v_ini, &rc);
         printf("t = %f, v = %f, v_e = %f, diff = %f\n", t, v, ve, ve - v);
         x[i] = t;
-- 
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