This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Tangentialvektor.svg The tangent space scriptstyle TxMscriptstyle vin TxMscriptstyle xin Mtalk detailed svg McSush Tangentialvektor Inkscapehand PDuserw original upload log This image is derivative work of the following images Image Tangentialvektor with PDuserw File Upload Bot Magnus Manske Bytes no de Tangentialvektor an einer