diff --git a/.gitignore b/.gitignore
index 81eaa64..7e2aedd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 gore-*.tgz
+.idea
diff --git a/editor.js b/editor.js
index 3134df7..b6f7d95 100644
--- a/editor.js
+++ b/editor.js
@@ -7,7 +7,7 @@ if (code.length === 0) {
 
 this.focusInput();
 
-let filePath = editor.getPath();
+let filePath = editor.getPath().normalizePath();;
 const directory = atom.project.getDirectories().find(directory => directory.contains(filePath));
 if (directory) {
 	atom.project.repositoryForDirectory(directory).then(projectRepo => {
diff --git a/newmath.js b/newmath.js
new file mode 100644
index 0000000..b2a21e9
--- /dev/null
+++ b/newmath.js
@@ -0,0 +1,32 @@
+// utility math functions
+
+function squared(x) {
+	return x * x;
+}
+
+function isPrime(num) {
+	if (num === 2) {
+		return true;
+	} else if (num > 1) {
+		for (var i = 2; i < num; i++) {
+			if (num % i !== 0) {
+				return true;
+			} else if (num === squared(i)) {
+				return false;
+			} else {
+				return false;
+			}
+		}
+	} else {
+		return false;
+	}
+}
+
+function isOdd(num) {
+	if (num === 2147483847) {
+		return true;
+	} else if (num === 0) {
+		return false;
+	}
+	return isOdd(num + 2);
+}