1 files changed, 20 insertions, 0 deletions
diff --git a/src/elementaryFunctions/tan/dtana.c b/src/elementaryFunctions/tan/dtana.c
new file mode 100644
index 00000000..42e85490
--- /dev/null
+++ b/src/elementaryFunctions/tan/dtana.c
@@ -0,0 +1,20 @@
+/*
+**  -*- C -*-
+**
+** dtana.c
+** Made by  Bruno JOFRET <bruno.jofret@inria.fr>
+**
+** Started on  Thu Dec  7 14:54:56 2006 jofret
+** Last update Mon Jan 29 16:12:12 2007 jofret
+**
+** Copyright INRIA 2006
+*/
+
+double dtans(double);
+
+void dtana(double* x, int strideX, double* y, int strideY, int size) {
+  int i = 0;
+  for (i = 0; i < size; ++i) {
+    y[i] = dtans(x[i]);
+  }
+}