diff --git a/.github/workflows/actions.yaml b/.github/workflows/actions.yaml
index 46fc3e7..a041669 100644
--- a/.github/workflows/actions.yaml
+++ b/.github/workflows/actions.yaml
@@ -36,7 +36,7 @@ jobs:
           - name: epga3d
             descriptor: "epga3d:1,1,1,1;Scalar:1;MultiVector:1,e23,-e13,e12|e0,-e023,e013,-e012|e123,e1,e2,e3|e0123,e01,e02,e03;Rotor:1,e23,-e13,e12;Point:e123,-e023,e013,-e012;Plane:e0,e1,e2,e3;Line:e01,e02,e03|e23,-e13,e12;Translator:1,e01,e02,e03;Motor:1,e23,-e13,e12|e0123,e01,e02,e03;PointAndPlane:e123,-e023,e013,-e012|e0,e1,e2,e3"
           - name: ppga3d
-            descriptor: "ppga3d:0,1,1,1;Scalar:1;MultiVector:1,e23,-e13,e12|e0,-e023,e013,-e012|e123,e1,e2,e3|e0123,e01,e02,e03;Rotor:1,e23,-e13,e12;Point:e123,-e023,e013,-e012;Plane:e0,e1,e2,e3;Line:e01,e02,e03|e23,-e13,e12;Branch:e01,e02,e03;Translator:1,e01,e02,e03;Motor:1,e23,-e13,e12|e0123,e01,e02,e03;PointAndPlane:e123,-e023,e013,-e012|e0,e1,e2,e3"
+            descriptor: "ppga3d:0,1,1,1;Scalar:1;MultiVector:1,e23,-e13,e12|e0,-e023,e013,-e012|e123,e1,e2,e3|e0123,e01,e02,e03;Rotor:1,e23,-e13,e12;Point:e123,-e023,e013,-e012;Plane:e0,e1,e2,e3;Line:e01,e02,e03|e23,-e13,e12;IdealLine:e01,e02,e03;Translator:1,e01,e02,e03;Motor:1,e23,-e13,e12|e0123,e01,e02,e03;PointAndPlane:e123,-e023,e013,-e012|e0,e1,e2,e3"
           - name: hpga3d
             descriptor: "hpga3d:-1,1,1,1;Scalar:1;MultiVector:1,e23,-e13,e12|e0,-e023,e013,-e012|e123,e1,e2,e3|e0123,e01,e02,e03;Rotor:1,e23,-e13,e12;Point:e123,-e023,e013,-e012;Plane:e0,e1,e2,e3;Line:e01,e02,e03|e23,-e13,e12;Translator:1,e01,e02,e03;Motor:1,e23,-e13,e12|e0123,e01,e02,e03;PointAndPlane:e123,-e023,e013,-e012|e0,e1,e2,e3"
     steps:
diff --git a/src/lib.rs b/src/lib.rs
index fe96801..29778d8 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -206,7 +206,7 @@ impl Powf for ppga3d::Motor {
     }
 }
 
-impl Exp for ppga3d::Branch {
+impl Exp for ppga3d::IdealLine {
     type Output = ppga3d::Translator;
 
     fn exp(self) -> ppga3d::Translator {
@@ -219,10 +219,10 @@ impl Exp for ppga3d::Branch {
 }
 
 impl Ln for ppga3d::Translator {
-    type Output = ppga3d::Branch;
+    type Output = ppga3d::IdealLine;
 
-    fn ln(self) -> ppga3d::Branch {
-        ppga3d::Branch {
+    fn ln(self) -> ppga3d::IdealLine {
+        ppga3d::IdealLine {
             g0: simd::Simd32x3 {
                 f32x3: [self.g0[1] / self.g0[0], self.g0[2] / self.g0[0], self.g0[3] / self.g0[0]],
             }