diff --git a/modules/math/l3space.ts b/modules/math/l3space.ts
deleted file mode 100644
index 74130d34..00000000
--- a/modules/math/l3space.ts
+++ /dev/null
@@ -1,2 +0,0 @@
-export type Vec3 = [number, number, number];
-
diff --git a/modules/math/matrix.ts b/modules/math/matrix.ts
index 8e48ee16..cf11c943 100644
--- a/modules/math/matrix.ts
+++ b/modules/math/matrix.ts
@@ -1,5 +1,5 @@
-import {Vec3} from "math/l3space";
 import Vector, {AXIS} from "math/vector";
+import {Vec3} from "math/vec";
 
 export type Matrix3x4Data = [[number, number, number, number], [number, number, number, number], [number, number, number, number]];
 
diff --git a/modules/math/vec.ts b/modules/math/vec.ts
index 775503a9..153bb9cc 100644
--- a/modules/math/vec.ts
+++ b/modules/math/vec.ts
@@ -1,8 +1,10 @@
 export {dotVM} from 'numeric';
 
+export type VectorData = number[];
+export type Vec3 = [number, number, number];
+
 type UnaryFn = (number) => number;
 type BinaryFn = (n1: number, n2: number) => number;
-export type VectorData = number[];
 
 export function scalarOperand<T extends VectorData>(v: T, out: T, func: UnaryFn) {
   for (let i = 0; i < v.length; i++) {
diff --git a/web/app/brep/geom/curves/brepCurve.ts b/web/app/brep/geom/curves/brepCurve.ts
index df0b1a69..c4858706 100644
--- a/web/app/brep/geom/curves/brepCurve.ts
+++ b/web/app/brep/geom/curves/brepCurve.ts
@@ -1,5 +1,4 @@
 import NurbsCurve from "./nurbsCurve";
-import {Vec3} from 'math/l3space'
 
 import {eqSqTol, ueq, veq, veq3, veqNeg} from "../tolerance";
 import curveIntersect from "../impl/curve/curves-isec";
@@ -10,6 +9,7 @@ import cache from "../impl/cache";
 import {Tessellation1D} from "../../../cad/craft/engine/tessellation";
 import {Matrix3} from "math/matrix";
 import {areEqual} from "math/equality";
+import {Vec3} from "math/vec";
 
 export default class BrepCurve {
 
diff --git a/web/app/brep/geom/curves/nurbsCurve.ts b/web/app/brep/geom/curves/nurbsCurve.ts
index bb362d6f..e8aea8d1 100644
--- a/web/app/brep/geom/curves/nurbsCurve.ts
+++ b/web/app/brep/geom/curves/nurbsCurve.ts
@@ -1,8 +1,8 @@
 import * as ext from '../impl/nurbs-ext';
 import {distinctKnots, NurbsCurveData} from '../impl/nurbs-ext';
 import {ParametricCurve} from "./parametricCurve";
-import {Vec3} from "math/l3space";
 import {Matrix3x4Data} from "math/matrix";
+import {Vec3} from "math/vec";
 
 
 //in fact the sketcher format
diff --git a/web/app/brep/geom/curves/parametricCurve.ts b/web/app/brep/geom/curves/parametricCurve.ts
index d29aa306..c870f89f 100644
--- a/web/app/brep/geom/curves/parametricCurve.ts
+++ b/web/app/brep/geom/curves/parametricCurve.ts
@@ -1,5 +1,5 @@
-import {Vec3} from "math/l3space";
 import {Matrix3x4Data} from "math/matrix";
+import {Vec3} from "math/vec";
 
 export interface ParametricCurve {
 
diff --git a/web/app/brep/geom/impl/nurbs-ext.ts b/web/app/brep/geom/impl/nurbs-ext.ts
index b5030214..e59e8aba 100644
--- a/web/app/brep/geom/impl/nurbs-ext.ts
+++ b/web/app/brep/geom/impl/nurbs-ext.ts
@@ -1,8 +1,8 @@
 import * as vec from "math/vec";
 import {eqEps, TOLERANCE, TOLERANCE_01, TOLERANCE_SQ} from '../tolerance';
-import {Vec3} from "math/l3space";
 import {fmin_bfgs} from "math/optim/bfgs";
 import {areEqual} from "math/equality";
+import {Vec3} from "math/vec";
 
 export interface NurbsCurveData {
   degree: number,
diff --git a/web/app/brep/geom/surfaces/nullSurface.ts b/web/app/brep/geom/surfaces/nullSurface.ts
index 7c6daf0d..72b16cb1 100644
--- a/web/app/brep/geom/surfaces/nullSurface.ts
+++ b/web/app/brep/geom/surfaces/nullSurface.ts
@@ -1,6 +1,6 @@
 import {ParametricSurface, UV} from "./parametricSurface";
-import {Vec3} from "math/l3space";
 import {Matrix3x4Data} from "math/matrix";
+import {Vec3} from "math/vec";
 
 export default class NullSurface implements ParametricSurface {
 
diff --git a/web/app/brep/geom/surfaces/nurbsSurface.ts b/web/app/brep/geom/surfaces/nurbsSurface.ts
index f131e91b..037d9fad 100644
--- a/web/app/brep/geom/surfaces/nurbsSurface.ts
+++ b/web/app/brep/geom/surfaces/nurbsSurface.ts
@@ -3,9 +3,9 @@ import cache from '../impl/cache';
 import * as ext from '../impl/nurbs-ext';
 import NurbsCurve from '../curves/nurbsCurve';
 import {ParametricSurface, UV} from "./parametricSurface";
-import {Vec3} from "math/l3space";
 import {ParametricCurve} from "../curves/parametricCurve";
 import {Matrix3x4Data} from "math/matrix";
+import {Vec3} from "math/vec";
 
 export default class NurbsSurface implements ParametricSurface {
 
diff --git a/web/app/brep/geom/surfaces/parametricSurface.ts b/web/app/brep/geom/surfaces/parametricSurface.ts
index 96612d11..28fe23c0 100644
--- a/web/app/brep/geom/surfaces/parametricSurface.ts
+++ b/web/app/brep/geom/surfaces/parametricSurface.ts
@@ -1,5 +1,5 @@
-import {Vec3} from "math/l3space";
 import {Matrix3x4Data} from "math/matrix";
+import {Vec3} from "math/vec";
 
 export type UV = [number, number];
 
diff --git a/web/app/cad/craft/engine/brepData.d.ts b/web/app/cad/craft/engine/brepData.d.ts
index 72a38fc0..55c8d585 100644
--- a/web/app/cad/craft/engine/brepData.d.ts
+++ b/web/app/cad/craft/engine/brepData.d.ts
@@ -1,9 +1,9 @@
-import {Vec3} from "math/l3space";
 import {Tessellation1D, Tessellation2D} from "./tessellation";
 import {ProductionInfo} from "./productionInfo";
 import {Handle} from "./handle";
 import {SurfaceBSplineData, SurfacePlaneData, SurfaceUnknownData} from "./surfaceData";
 import {CurveBSplineData, CurveLineData, CurveUnknownData} from "./curveData";
+import {Vec3} from "math/vec";
 
 export interface BREPData {
 
diff --git a/web/app/cad/craft/engine/curveData.d.ts b/web/app/cad/craft/engine/curveData.d.ts
index a6f38def..8d1bce6c 100644
--- a/web/app/cad/craft/engine/curveData.d.ts
+++ b/web/app/cad/craft/engine/curveData.d.ts
@@ -1,4 +1,4 @@
-import {Vec3} from "math/l3space";
+import {Vec3} from "math/vec";
 
 export interface CurveData {
 
diff --git a/web/app/cad/craft/engine/surfaceData.d.ts b/web/app/cad/craft/engine/surfaceData.d.ts
index 0a49bccb..6bf5a15d 100644
--- a/web/app/cad/craft/engine/surfaceData.d.ts
+++ b/web/app/cad/craft/engine/surfaceData.d.ts
@@ -1,4 +1,4 @@
-import {Vec3} from "math/l3space";
+import {Vec3} from "math/vec";
 
 export interface SurfaceData {