diff --git a/stim/math/matrix.h b/stim/math/matrix.h
index abe60dd..5530040 100644
--- a/stim/math/matrix.h
+++ b/stim/math/matrix.h
@@ -435,6 +435,14 @@ public:
 		}
 	}
 
+	void raw(std::string filename) {
+		ofstream out(filename, std::ios::binary);
+		if (out) {
+			out.write((char*)data(), rows() * cols() * sizeof(T));
+			out.close();
+		}
+	}
+
 	void mat4(stim::mat4file& file, std::string name = std::string("unknown"), mat4Format format = mat4_float) {
 		//make sure the matrix name is valid (only numbers and letters, with a letter at the beginning
 		for (size_t c = 0; c < name.size(); c++) {
diff --git a/stim/parser/filename.h b/stim/parser/filename.h
index 0a47ec7..b0ce603 100644
--- a/stim/parser/filename.h
+++ b/stim/parser/filename.h
@@ -89,8 +89,11 @@ protected:
 				absolute.push_back(relative[i]);
 			}
 		}
-		else
+		else {
+			if (relative[0] == ".")
+				relative = std::vector<std::string>(relative.begin() + 1, relative.end());
 			absolute = relative;
+		}
 	}
 
 	/// Parses a directory string into a drive (NULL if not Windows) and list of hierarchical directories
--
libgit2 0.21.4