1 files changed, 30 insertions, 0 deletions
diff --git a/math/nlfit/nlstat.gx b/math/nlfit/nlstat.gx
new file mode 100644
index 00000000..c17d5940
--- /dev/null
+++ b/math/nlfit/nlstat.gx
@@ -0,0 +1,30 @@
+include <math/nlfit.h>
+$if (datatype == r)
+include "nlfitdefr.h"
+$else
+include "nlfitdefd.h"
+$endif
+
+# NLSTAT[RD] - Fetch an NLFIT real/double parameter
+
+PIXEL procedure nlstat$t (nl, param)
+
+pointer	nl		# pointer to NLFIT structure
+int	param		# parameter to be fetched
+
+begin
+	switch (param) {
+	case NLSUMSQ:
+	    return (NL_SUMSQ(nl))
+	case NLOLDSQ:
+	    return (NL_OLDSQ(nl))
+	case NLTOL:
+	    return (NL_TOL(nl))
+	case NLLAMBDA:
+	    return (NL_LAMBDA(nl))
+	case NLSCATTER:
+	    return (NL_SCATTER(nl))
+	default:
+	    return ($INDEF$T)
+	}
+end