2026-01-27T15:19:25

2026-01-27 15:19:22 +01:00
commit 0a9c6df070
27 changed files with 2249 additions and 0 deletions
--- a/integrate.h
+++ b/integrate.h
@@ -0,0 +1,24 @@
+#ifndef INTEGRATE_H_
+#define INTEGRATE_H_
+
+#include <stddef.h>
+
+typedef float (*integrand_f)(float x, void *ctx);
+
+typedef enum
+{
+    INTEG_OK = 0,
+    INTEG_ERR_BAD_ARGS = -1,
+    INTEG_ERR_N_EVEN_REQUIRED = -2
+} integ_status_t;
+
+integ_status_t midpoint(integrand_f f, void *ctx, float a, float b, unsigned n,
+                        float *out);
+
+integ_status_t trapezoid(integrand_f f, void *ctx, float a, float b, unsigned n,
+                         float *out);
+
+integ_status_t simpson(integrand_f f, void *ctx, float a, float b, unsigned n,
+                       float *out);
+
+#endif // INTEGRATE_H_