1 files changed, 4 insertions, 0 deletions

diff --git a/lib/Numeric/GSL/Special/lambert.h b/lib/Numeric/GSL/Special/lambert.h
new file mode 100644
index 0000000..df90d11
--- /dev/null
+++ b/lib/Numeric/GSL/Special/lambert.h
@@ -0,0 +1,4 @@
+int gsl_sf_lambert_W0_e(double x,double* result);
+double gsl_sf_lambert_W0(double x);
+int gsl_sf_lambert_Wm1_e(double x,double* result);
+double gsl_sf_lambert_Wm1(double x);