diff --git a/README.md b/README.md
index fc86fbb..45ebf21 100644
--- a/README.md
+++ b/README.md
@@ -217,6 +217,7 @@ FUNCTION     | NOTES
 [p_div()](src/math/p_div.c)           | division  
 [p_dot()](src/math/p_dot.c)           | dot product  
 [p_exp()](src/math/p_exp.c)           | exponential
+[p_floor()](src/math/p_floor.c)       | floor
 [p_ftoi()](src/math/p_ftoi.c)         | float to  
 [p_itof()](src/math/p_itof.c)         | integer to float conversion  
 [p_inv()](src/math/p_inv.c)           | inverse  
diff --git a/include/pal_math.h b/include/pal_math.h
index e1d4bcc..e8eb531 100644
--- a/include/pal_math.h
+++ b/include/pal_math.h
@@ -77,6 +77,22 @@
  *
  */
 
+
+#define p_floor_f32( a, c, n) {          \
+    int i; float x;                      \
+    for ( i = 0; i < n; i++)             \
+      {                                  \
+       const float *pa = (a+i);          \
+             float *pc = (c+i);          \
+       x = *pa;                          \
+    *pc = (int)x - ((int)x > x);         \
+ }}
+
+
+
+
+
+
 /* Get the floor of x */
 #define M_FLOOR(x) ((int)((int)x - ((int)x > x)))
 
diff --git a/src/math/Makefile.am b/src/math/Makefile.am
index 3dea94c..506d421 100644
--- a/src/math/Makefile.am
+++ b/src/math/Makefile.am
@@ -21,6 +21,7 @@ libpal_math_la_SOURCES = \
     p_div.c \
     p_dot.c \
     p_exp.c p_exp.h \
+    p_floor.c \
     p_ftoi.c \
     p_inv.c \
     p_invcbrt.c \
diff --git a/src/math/p_floor.c b/src/math/p_floor.c
new file mode 100644
index 0000000..7502662
--- /dev/null
+++ b/src/math/p_floor.c
@@ -0,0 +1,20 @@
+#include <pal.h>
+
+/*
+ *
+ * Compute the floor of a
+ *
+ * @param a     Pointer to input vector
+ *
+ * @param c     Pointer to output vector
+ *
+ * @param n     Size of 'a' and 'c' vector.
+ *
+ * @return      None
+ *
+ */
+/*
+ * in pal_math.h file 
+ * #define p_floor_f32( a, c, n)      
+ *   
+ */
\ No newline at end of file
diff --git a/tests/math/Makefile.am b/tests/math/Makefile.am
index 332b441..0f7c42d 100644
--- a/tests/math/Makefile.am
+++ b/tests/math/Makefile.am
@@ -39,6 +39,7 @@ BUILT_SOURCES = \
     gold/p_div_f32.gold.h \
     gold/p_dot_f32.gold.h \
     gold/p_exp_f32.gold.h \
+    gold/p_floor_f32.gold.h \
     gold/p_invcbrt_f32.gold.h \
     gold/p_inv_f32.gold.h \
     gold/p_invsqrt_f32.gold.h \
@@ -97,6 +98,7 @@ check_PROGRAMS = \
 	check_p_div_f32 \
 	check_p_dot_f32 \
 	check_p_exp_f32 \
+        check_p_floor_f32 \
 	check_p_ftoi \
 	check_p_invcbrt_f32 \
 	check_p_inv_f32 \
@@ -142,6 +144,7 @@ check_p_cosh_f32_SOURCES        = $(SIMPLE) p_cosh.c
 check_p_div_f32_SOURCES         = $(SIMPLE)
 check_p_dot_f32_SOURCES         = $(SIMPLE)
 check_p_exp_f32_SOURCES         = $(SIMPLE) p_exp.c
+check_p_floor_f32_SOURCES       = $(SIMPLE) p_floor.c
 check_p_ftoi_SOURCES            = $(NOTEST)
 check_p_inv_f32_SOURCES         = $(SIMPLE)
 check_p_invcbrt_f32_SOURCES     = $(SIMPLE)
@@ -187,6 +190,7 @@ check_p_cosh_f32_CFLAGS         = -DFUNCTION=p_cosh_f32    -DIS_UNARY
 check_p_div_f32_CFLAGS          = -DFUNCTION=p_div_f32     -DIS_BINARY
 check_p_dot_f32_CFLAGS          = -DFUNCTION=p_dot_f32     -DIS_BINARY -DSCALAR_OUTPUT
 check_p_exp_f32_CFLAGS          = -DFUNCTION=p_exp_f32     -DIS_UNARY
+check_p_floor_f32_CFLAGS        = -DFUNCTION=p_floor_f32   -DIS_UNARY
 check_p_ftoi_CFLAGS             = -DFUNCTION=p_ftoi
 check_p_invcbrt_f32_CFLAGS      = -DFUNCTION=p_invcbrt_f32 -DIS_UNARY
 check_p_inv_f32_CFLAGS          = -DFUNCTION=p_inv_f32     -DIS_UNARY
@@ -234,6 +238,7 @@ check_p_cosh_f32_LDFLAGS        = $(CHECKLDFLAGS)
 check_p_div_f32_LDFLAGS         = $(CHECKLDFLAGS)
 check_p_dot_f32_LDFLAGS         = $(CHECKLDFLAGS)
 check_p_exp_f32_LDFLAGS         = $(CHECKLDFLAGS)
+check_p_floor_f32_LDFLAGS       = $(CHECKLDFLAGS)
 check_p_ftoi_LDFLAGS            = $(CHECKLDFLAGS)
 check_p_invcbrt_f32_LDFLAGS     = $(CHECKLDFLAGS)
 check_p_inv_f32_LDFLAGS         = $(CHECKLDFLAGS)
diff --git a/tests/math/gold/p_floor_f32.dat b/tests/math/gold/p_floor_f32.dat
new file mode 100644
index 0000000..b948c99
--- /dev/null
+++ b/tests/math/gold/p_floor_f32.dat
@@ -0,0 +1,100 @@
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diff --git a/tests/math/p_floor.c b/tests/math/p_floor.c
new file mode 100644
index 0000000..7502662
--- /dev/null
+++ b/tests/math/p_floor.c
@@ -0,0 +1,20 @@
+#include <pal.h>
+
+/*
+ *
+ * Compute the floor of a
+ *
+ * @param a     Pointer to input vector
+ *
+ * @param c     Pointer to output vector
+ *
+ * @param n     Size of 'a' and 'c' vector.
+ *
+ * @return      None
+ *
+ */
+/*
+ * in pal_math.h file 
+ * #define p_floor_f32( a, c, n)      
+ *   
+ */
\ No newline at end of file