diff --git a/lib/node_modules/@stdlib/math/base/special/factorial2/README.md b/lib/node_modules/@stdlib/math/base/special/factorial2/README.md
index 6bac9a86791..4e7604e6373 100644
--- a/lib/node_modules/@stdlib/math/base/special/factorial2/README.md
+++ b/lib/node_modules/@stdlib/math/base/special/factorial2/README.md
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+## C APIs
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+### Usage
+
+```c
+#include "stdlib/math/base/special/factorial2.h"
+```
+
+#### stdlib_base_factorial2( n )
+
+Evaluates the [double factorial][double-factorial] of `n`.
+
+```c
+double out = stdlib_base_factorial2( 3 );
+// returns 3
+```
+
+The function accepts the following arguments:
+
+- **x**: `[in] int32_t` input value.
+
+```c
+double stdlib_base_factorial2( const int32_t x );
+```
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+### Examples
+
+```c
+#include "stdlib/math/base/special/factorial2.h"
+#include
+#include
+
+int main( void ) {
+ const int32_t x[] = { 1, 10, 1, 301, 302 };
+
+ double b;
+ int i;
+ for ( i = 0; i < 5; i++ ){
+ b = stdlib_base_factorial2( x[ i ] );
+ printf ( "factorial2(%d) = %lf\n", x[ i ], b );
+ }
+}
+```
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