From 9852b855db2a65ea6eb5e877411634820214ddf0 Mon Sep 17 00:00:00 2001
From: John Denker <jsd@av8n.com>
Date: Sat, 16 Mar 2024 11:21:23 -0700
Subject: initial setup

---
 src/iir_bp.h | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 src/iir_bp.h

(limited to 'src/iir_bp.h')

diff --git a/src/iir_bp.h b/src/iir_bp.h
new file mode 100644
index 0000000..762c25c
--- /dev/null
+++ b/src/iir_bp.h
@@ -0,0 +1,17 @@
+#ifndef IIR_BP_H
+#define IIR_BP_H
+
+#include <vector>
+#include <complex>
+
+typedef std::complex<double> C;
+
+std::vector<C> neg(const std::vector<C>& foo);
+std::vector<C> expand_poly(const std::vector<C>& cvec);
+std::vector<double> rxpoly(const std::vector<C>& foo);
+std::vector<C> dpole_bwlp( int n, double fcf, double extraPole=0.);
+std::vector<double> dcof_bwlp( int n, double fcf, double extraPole=0.);
+std::vector<double> ccof_bwlp(const int n, const double extraZero=0.);
+std::vector<C> croot_bwlp (int n, double extraZero=0.);
+
+#endif
-- 
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