diff --git a/math/Makefile b/math/Makefile
index c9c1478d0aed..93e78bc37426 100644
--- a/math/Makefile
+++ b/math/Makefile
@@ -43,6 +43,7 @@
     SUBDIR += numpy
     SUBDIR += octave
     SUBDIR += oleo
+    SUBDIR += p5-AI-NeuralNet-BackProp
     SUBDIR += p5-Math-Expr
     SUBDIR += p5-Math-Logic
     SUBDIR += p5-MatrixReal
diff --git a/math/p5-AI-NeuralNet-BackProp/Makefile b/math/p5-AI-NeuralNet-BackProp/Makefile
new file mode 100644
index 000000000000..39cd419fc483
--- /dev/null
+++ b/math/p5-AI-NeuralNet-BackProp/Makefile
@@ -0,0 +1,24 @@
+# New ports collection makefile for:	AI-NeuralNet-BackProp
+# Date created:				15 Nov 2000
+# Whom:					will
+#
+# $FreeBSD$
+#
+
+PORTNAME=	AI-NeuralNet-BackProp
+PORTVERSION=	0.89
+CATEGORIES=	math
+MASTER_SITES=	${MASTER_SITE_PERL_CPAN}
+MASTER_SITE_SUBDIR=	AI
+PKGNAMEPREFIX=	p5-
+
+MAINTAINER=	ports@FreeBSD.org
+
+USE_PERL5=	yes
+USE_ZIP=	yes
+NO_WRKSUBDIR=	yes
+PERL_CONFIGURE=	yes
+
+MANPREFIX=	${PREFIX}/lib/perl5/${PERL_VERSION}
+
+.include <bsd.port.mk>
diff --git a/math/p5-AI-NeuralNet-BackProp/distinfo b/math/p5-AI-NeuralNet-BackProp/distinfo
new file mode 100644
index 000000000000..d9b4cc584dd0
--- /dev/null
+++ b/math/p5-AI-NeuralNet-BackProp/distinfo
@@ -0,0 +1 @@
+MD5 (AI-NeuralNet-BackProp-0.89.zip) = 1791f9f8f178ef67d2814fd8ff46fa11
diff --git a/math/p5-AI-NeuralNet-BackProp/pkg-comment b/math/p5-AI-NeuralNet-BackProp/pkg-comment
new file mode 100644
index 000000000000..7649dd31b4ed
--- /dev/null
+++ b/math/p5-AI-NeuralNet-BackProp/pkg-comment
@@ -0,0 +1 @@
+Perl module implementing a back-propagation feed-forward neural network
diff --git a/math/p5-AI-NeuralNet-BackProp/pkg-descr b/math/p5-AI-NeuralNet-BackProp/pkg-descr
new file mode 100644
index 000000000000..a0556de5a5f9
--- /dev/null
+++ b/math/p5-AI-NeuralNet-BackProp/pkg-descr
@@ -0,0 +1,6 @@
+AI::NeuralNet::BackProp is a simply back-propagation,
+feed-foward neural network designed to learn using
+a generalization of the Delta rule and a bit of Hopefield
+theory.
+
+--will
diff --git a/math/p5-AI-NeuralNet-BackProp/pkg-plist b/math/p5-AI-NeuralNet-BackProp/pkg-plist
new file mode 100644
index 000000000000..cdf851667d05
--- /dev/null
+++ b/math/p5-AI-NeuralNet-BackProp/pkg-plist
@@ -0,0 +1,6 @@
+lib/perl5/site_perl/%%PERL_VER%%/AI/NeuralNet/BackProp.pm
+lib/perl5/site_perl/%%PERL_VER%%/%%PERL_ARCH%%/auto/AI/NeuralNet/BackProp/.packlist
+lib/perl5/%%PERL_VERSION%%/man/man3/AI::NeuralNet::BackProp.3
+@dirrm lib/perl5/site_perl/%%PERL_VER%%/%%PERL_ARCH%%/auto/AI/NeuralNet/BackProp
+@dirrm lib/perl5/site_perl/%%PERL_VER%%/%%PERL_ARCH%%/auto/AI/NeuralNet
+@dirrm lib/perl5/site_perl/%%PERL_VER%%/AI/NeuralNet