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-rwxr-xr-xnumlib/dnsq.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/numlib/dnsq.h b/numlib/dnsq.h
index e06e562..28dd5de 100755
--- a/numlib/dnsq.h
+++ b/numlib/dnsq.h
@@ -84,7 +84,8 @@ int dnsq_jac( /* Return < 0 on abort */
);
#define M_LARGE 1.79e+308
-#define M_DIVER 2.22e-15
+#define M_DIVER 2.22e-15 /* Machine precision (10 x IEEE double) */
+#define M_SQRT_DIVER 4.71e-8 /* sqrt(M_DIVER) */
/* Simplified dnsq() */
int dnsqe(