diff --git a/change.txt b/change.txt
index 326e6955..45408c67 100644
--- a/change.txt
+++ b/change.txt
@@ -1,5 +1,12 @@
 YEAR-MONTH-DAY
 
+---------------------------------------------
+Date    : 2023-??
+Version : 0.26.3
+
+- GeoTuple
+ * Provided setTo() where you can assign it from a lower dimension
+
 ---------------------------------------------
 Date    : 2023-Sep-24
 Version : 0.26.2
diff --git a/main/src/georegression/struct/GeoTuple3D_F64.java b/main/src/georegression/struct/GeoTuple3D_F64.java
index 43c4fecf..a86c97ed 100644
--- a/main/src/georegression/struct/GeoTuple3D_F64.java
+++ b/main/src/georegression/struct/GeoTuple3D_F64.java
@@ -56,6 +56,13 @@ protected void _setTo( GeoTuple3D_F64 a ) {
 		z = a.z;
 	}
 
+	public T setTo( GeoTuple2D_F64<?> p, double z ) {
+		this.x = p.x;
+		this.y = p.y;
+		this.z = z;
+		return (T)this;
+	}
+
 	public T setTo( double x, double y, double z ) {
 		this.x = x;
 		this.y = y;
diff --git a/main/src/georegression/struct/GeoTuple4D_F64.java b/main/src/georegression/struct/GeoTuple4D_F64.java
index 70664b7a..cd28408d 100644
--- a/main/src/georegression/struct/GeoTuple4D_F64.java
+++ b/main/src/georegression/struct/GeoTuple4D_F64.java
@@ -60,6 +60,14 @@ protected void _setTo(GeoTuple4D_F64 a ) {
 		w = a.w;
 	}
 
+	public T setTo( GeoTuple3D_F64<?> p, double w ) {
+		this.x = p.x;
+		this.y = p.y;
+		this.z = p.z;
+		this.w = w;
+		return (T)this;
+	}
+
 	public T setTo(double x, double y, double z , double w ) {
 		this.x = x;
 		this.y = y;
@@ -78,16 +86,16 @@ public boolean isIdentical( double x, double y, double z , double w ) {
 	}
 
 	public boolean isIdentical( double x, double y, double z, double w , double tol ) {
-		return ( Math.abs( this.x - x ) <= tol && 
-				Math.abs( this.y - y ) <= tol && 
-				Math.abs( this.z - z ) <= tol && 
+		return ( Math.abs( this.x - x ) <= tol &&
+				Math.abs( this.y - y ) <= tol &&
+				Math.abs( this.z - z ) <= tol &&
 				Math.abs( this.w - w ) <= tol );
 	}
 
 	@Override
 	public boolean isIdentical( GeoTuple4D_F64 t, double tol ) {
-		return ( Math.abs( this.x - t.x ) <= tol && 
-				Math.abs( this.y - t.y ) <= tol && 
+		return ( Math.abs( this.x - t.x ) <= tol &&
+				Math.abs( this.y - t.y ) <= tol &&
 				Math.abs( this.z - t.z ) <= tol &&
 				Math.abs( this.w - t.w ) <= tol );
 	}