diff --git a/src/maps/Azimuthal.java b/src/maps/Azimuthal.java
index 723df7b..21ea080 100644
--- a/src/maps/Azimuthal.java
+++ b/src/maps/Azimuthal.java
@@ -125,7 +125,7 @@ public class Azimuthal {
 		
 		public void setParameters(double... params) {
 			this.d = 1/(1 - 2*params[0]/100);
-			this.width = this.height = 2/Math.sqrt(d*d-1);
+			this.width = this.height = (Double.isFinite(d)) ? 2/Math.sqrt(d*d-1) : ORTHOGRAPHIC.getWidth();
 		}
 		
 		public double[] project(double lat, double lon) {
diff --git a/src/maps/Octohedral.java b/src/maps/Octohedral.java
index 63732d9..c7d1581 100644
--- a/src/maps/Octohedral.java
+++ b/src/maps/Octohedral.java
@@ -336,7 +336,7 @@ public class Octohedral {
 		},
 		
 		
-		BAT_SHAPE(2*Math.sqrt(3), 0, 2, 0) { //Luca Concialdi's obscure "Bat" arrangement that I liked. I don't think it's the best map possible as Luca does, but I do think it's quite neat
+		BAT_SHAPE(2*Math.sqrt(3), 0, 2, 0) { //Luca Concialdi's obscure "Bat" arrangement that I liked. TODO: this doesn't quite match Concialdi's design
 			
 			public double[] project(double lat, double lon) {
 				double centralMerid = Math.floor((lon+Math.PI/4)/(Math.PI/2))*Math.PI/2;
diff --git a/src/zupplemental/generate_orthodromes.py b/src/zupplemental/generate_orthodromes.py
index d3e4c7c..05561f8 100644
--- a/src/zupplemental/generate_orthodromes.py
+++ b/src/zupplemental/generate_orthodromes.py
@@ -12,7 +12,7 @@ def plot_orthodrome(phi0, lam0, tht0):
 	for p in range(-90, 91):
 		points.append(obliquify(math.radians(p), tht0, phi0, lam0))
 	plot(points, close=False)
-
+	
 
 def generate_orthodromes():
 	"""generate an icosohedral orthodromic mesh, like the Brilliant logo (#notsponsored)"""