diff --git a/Source/INS/geometry/vector.h b/Source/INS/geometry/vector.h
index 8a6b1b5..fc519bc 100644
--- a/Source/INS/geometry/vector.h
+++ b/Source/INS/geometry/vector.h
@@ -4,6 +4,47 @@
 #define VECTOR_H
 
 
+typedef struct
+{
+	float x, y;
+} Vector2;
 
+typedef struct
+{
+	float x, y, z;
+} Vector3;
+
+Vector2 normalizeV2(Vector2* v, float gain);
+Vector3 normalizeV3(Vector3* v, float gain);
+
+Vector2 absV2(const Vector2* v);
+Vector3 absV3(const Vector3* v);
+
+float lengthV2(const Vector2* v);
+float lengthV3(const Vector3* v);
+
+float lengthSquaredV2(const Vector2* v);
+float lengthSquaredV3(const Vector3* v);
+
+Vector2 limitV2(float min, float max);
+Vector3 limitV3(float min, float max);
+
+Vector2 powerV2(float pow);
+Vector3 powerV3(float pow);
+
+Vector2 sumV2(const Vector2* v1, const Vector2* v2);
+Vector3 sumV3(const Vector3* v1, const Vector3* v2);
+
+Vector2 diffV2(const Vector2* v1, const Vector2* v2);
+Vector3 diffV3(const Vector3* v1, const Vector3* v2);
+
+Vector2 constProdV2(float value);
+Vector3 constProdV3(float value);
+
+float scalarProdV2(const Vector2* v1, const Vector2* v2);
+float scalarProdV3(const Vector3* v1, const Vector3* v2);
+
+Vector2 vectorProdV2(const Vector2* v1, const Vector2* v2);
+Vector3 vectorProdV3(const Vector3* v1, const Vector3* v2);
 
 #endif
\ No newline at end of file