![File:3d-gradient-cos.svg](http://upload.wikimedia.org/wikipedia/commons/thumb/d/d2/3d-gradient-cos.svg/512px-3d-gradient-cos.svg.png)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 16:59, 5 August 2018 | ![]() | 512 × 429 (4.16 MB) | MartinThoma | {{Information |description ={{en|1=The gradient of the function <math>f(x,y) = −(cos^2(x) + cos^2(y))^2</math> depicted as a vector field on the bottom plane.}} {{de|1=Die Funktion <math>f(x,y) = −(cos^2(x) + cos^2(y))^2</math> als 3D-Plot und als Quiver-Plot.}} |date = |source ={{own}} |author =User:MartinThoma }} Category:Images by Martin Thoma/Mathematics Category:TikZ diagrams Category:Continuity (functions) Category:Surface plots [[Category:... |
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