From d208819103ef03100f7164c233db2aaa20acce46 Mon Sep 17 00:00:00 2001
From: Mirek Kratochvil <exa.exa@gmail.com>
Date: Tue, 15 May 2012 14:00:41 +0200
Subject: [PATCH] small fixes in polynomials

---
 lib/matrix.cpp     | 4 ++--
 lib/polynomial.cpp | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/matrix.cpp b/lib/matrix.cpp
index d9fe84c..7ec3157 100644
--- a/lib/matrix.cpp
+++ b/lib/matrix.cpp
@@ -88,14 +88,14 @@ void matrix::generate_random_invertible (uint size, prng & rng)
 {
 	matrix lt, ut;
 	uint i, j;
-	// random lower triagonal
+	// random lower triangular
 	lt.resize (size);
 	for (i = 0; i < size; ++i) {
 		lt[i].resize (size);
 		lt[i][i] = 1;
 		for (j = i + 1; j < size; ++j) lt[i][j] = rng.random (2);
 	}
-	// random upper triagonal
+	// random upper triangular
 	ut.resize (size);
 	for (i = 0; i < size; ++i) {
 		ut[i].resize (size);
diff --git a/lib/polynomial.cpp b/lib/polynomial.cpp
index f29b49a..5e0f1e4 100644
--- a/lib/polynomial.cpp
+++ b/lib/polynomial.cpp
@@ -24,7 +24,7 @@ bool polynomial::zero() const
 bool polynomial::one() const
 {
 	if (degree() != 0) return false;
-	return item (0) == 1;
+	return (item (0) == 1) ? true : false;
 }
 
 void polynomial::add (const polynomial&f, gf2m&fld)
@@ -123,7 +123,7 @@ bool polynomial::is_irreducible (gf2m&fld) const
 		t.add (xmodf, fld);
 
 		t = t.gcd (*this, fld);
-		if (!t.one() )
+		if (t.degree() > 0)
 			return false;
 	}
 	return true;