diff --git a/kmath-geometry/src/commonMain/kotlin/space/kscience/kmath/geometry/Line.kt b/kmath-geometry/src/commonMain/kotlin/space/kscience/kmath/geometry/Line.kt
index 6413edce9..adc3a8b85 100644
--- a/kmath-geometry/src/commonMain/kotlin/space/kscience/kmath/geometry/Line.kt
+++ b/kmath-geometry/src/commonMain/kotlin/space/kscience/kmath/geometry/Line.kt
@@ -27,7 +27,6 @@ public fun <V : Vector> LineSegment<V>.line(algebra: GeometrySpace<V>): Line<V>
     Line(begin, end - begin)
 }
 
-
 public fun Double.equalFloat(other: Double, maxFloatDelta: Double = 0.000001):
         Boolean = kotlin.math.abs(this - other) < maxFloatDelta
 
diff --git a/kmath-geometry/src/commonTest/kotlin/space/kscience/kmath/geometry/TangentTest.kt b/kmath-geometry/src/commonTest/kotlin/space/kscience/kmath/geometry/TangentTest.kt
deleted file mode 100644
index 4ffd4dcab..000000000
--- a/kmath-geometry/src/commonTest/kotlin/space/kscience/kmath/geometry/TangentTest.kt
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Copyright 2018-2023 KMath contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-//package space.kscience.kmath.geometry
-//
-//import space.kscience.kmath.geometry.Euclidean2DSpace.equalLineSegments
-//import space.kscience.kmath.geometry.Euclidean2DSpace.vector
-//import kotlin.test.Test
-//import kotlin.test.assertEquals
-//import kotlin.test.assertTrue
-//
-//class TangentTest {
-//    @Test
-//    fun tangent() {
-//        val c1 = Circle2D(vector(0.0, 0.0), 1.0)
-//        val c2 = Circle2D(vector(4.0, 0.0), 1.0)
-//        val routes = arrayListOf<DubinsRoutes>(
-//            DubinsRoutes.RSR,
-//            DubinsRoutes.RSL,
-//            DubinsRoutes.LSR,
-//            DubinsRoutes.LSL
-//        )
-//        val segments = arrayListOf<LineSegment<DoubleVector2D>>(
-//            LineSegment<DoubleVector2D>(begin = vector(0.0, 1.0),
-//                end = vector(4.0, 1.0)),
-//            LineSegment<DoubleVector2D>(begin = vector(0.5, 0.8660254),
-//                end = vector(3.5, -0.8660254)),
-//            LineSegment<DoubleVector2D>(begin = vector(0.5, -0.8660254),
-//                end = vector(3.5, 0.8660254)),
-//            LineSegment<DoubleVector2D>(begin = vector(0.0, -1.0),
-//                end = vector(4.0, -1.0))
-//        )
-//
-//        val tangentMap = c1.tangentsToCircle(c2)
-//        val tangentMapKeys = tangentMap.keys.toList()
-//        val tangentMapValues = tangentMap.values.toList()
-//
-//        assertEquals(routes, tangentMapKeys)
-//        for (i in segments.indices) {
-//            assertTrue(equalLineSegments(segments[i], tangentMapValues[i]))
-//        }
-//    }
-//}
\ No newline at end of file