Permissable NumPy logo usage

Hello everyone, I have a project which combines NumPy and a quantum chemistry program (Psi4, psicode.org http://psicode.org/) for education and rapid prototyping. One of the authors has proposed a new logo which is a tweaked form of the the NumPy and Psi4 logos combined. I was curious if we were violating any NumPy copyright or community taboos in either using the NumPy name or a modified version of the NumPy logo. Any advice or direction would be most welcome.
Current logo: https://github.com/psi4/psi4numpy/blob/master/media/psi4banner_numpy_interac... https://github.com/psi4/psi4numpy/blob/master/media/psi4banner_numpy_interactive.png
Proposed logo: https://github.com/loriab/psi4numpy/blob/0866d0fb67f2c9629e2ba37bc4a091e2069... https://github.com/loriab/psi4numpy/blob/0866d0fb67f2c9629e2ba37bc4a091e20695a09f/media/psi4numpybanner_eqn.png
Project link: https://github.com/psi4/psi4numpy https://github.com/psi4/psi4numpy
ChemRxiv: https://chemrxiv.org/articles/Psi4NumPy_An_Interactive_Quantum_Chemistry_Pro... https://chemrxiv.org/articles/Psi4NumPy_An_Interactive_Quantum_Chemistry_Programming_Environment_for_Reference_Implementations_and_Rapid_Development/5746059
Cheers, -Daniel
— Daniel G. A. Smith Software Scientist The Molecular Sciences Software Institute (MolSSI http://molssi.org/) @dgas_smith

I don't know the history of the NumPy logo, or who officially owns the rights to NumPy's branding at this point. In principle, that might be NumFOCUS, but the logo far predates NumFOCUS and NumFOCUS's fiscal sponsorship of NumPy. Looking at the Git history, it looks like David Cournapeau added it to NumPy's repo back in 2009: https://github.com/numpy/numpy/commit/c5b2f31aeafa32c705f87f5801a952e394063a...
Just speaking for myself, I think this use for NumPy's logo and name is appropriate and within community norms. I don't think anyone would be confuse your project with NumPy or assume any sort of official endorsement.
On Fri, Feb 16, 2018 at 10:52 AM Daniel Smith dgasmith@vt.edu wrote:
Hello everyone, I have a project which combines NumPy and a quantum chemistry program (Psi4, psicode.org) for education and rapid prototyping. One of the authors has proposed a new logo which is a tweaked form of the the NumPy and Psi4 logos combined. I was curious if we were violating any NumPy copyright or community taboos in either using the NumPy name or a modified version of the NumPy logo. Any advice or direction would be most welcome.
Current logo:
https://github.com/psi4/psi4numpy/blob/master/media/psi4banner_numpy_interac...
Proposed logo:
https://github.com/loriab/psi4numpy/blob/0866d0fb67f2c9629e2ba37bc4a091e2069...
Project link: https://github.com/psi4/psi4numpy
ChemRxiv:
https://chemrxiv.org/articles/Psi4NumPy_An_Interactive_Quantum_Chemistry_Pro...
Cheers, -Daniel
— Daniel G. A. Smith Software Scientist The Molecular Sciences Software Institute (MolSSI http://molssi.org/) @dgas_smith _______________________________________________ NumPy-Discussion mailing list NumPy-Discussion@python.org https://mail.python.org/mailman/listinfo/numpy-discussion

On Fri, Feb 16, 2018 at 12:28 PM, Stephan Hoyer shoyer@gmail.com wrote:
I don't know the history of the NumPy logo, or who officially owns the rights to NumPy's branding at this point. In principle, that might be NumFOCUS, but the logo far predates NumFOCUS and NumFOCUS's fiscal sponsorship of NumPy. Looking at the Git history, it looks like David Cournapeau added it to NumPy's repo back in 2009: https://github.com/numpy/numpy/commit/c5b2f31aeafa32c705f87f5801a952 e394063a3d
IIRC the NumPy name is trademarked, and Travis gave NumFOCUS the ownership of that. That should also cover the logo I'd think.
Just speaking for myself, I think this use for NumPy's logo and name is appropriate and within community norms. I don't think anyone would be confuse your project with NumPy or assume any sort of official endorsement.
I agree.
Ralf
On Fri, Feb 16, 2018 at 10:52 AM Daniel Smith dgasmith@vt.edu wrote:
Hello everyone, I have a project which combines NumPy and a quantum chemistry program (Psi4, psicode.org) for education and rapid prototyping. One of the authors has proposed a new logo which is a tweaked form of the the NumPy and Psi4 logos combined. I was curious if we were violating any NumPy copyright or community taboos in either using the NumPy name or a modified version of the NumPy logo. Any advice or direction would be most welcome.
Current logo: https://github.com/psi4/psi4numpy/blob/master/media/ psi4banner_numpy_interactive.png
Proposed logo: https://github.com/loriab/psi4numpy/blob/0866d0fb67f2c9629e2ba37bc4a091 e20695a09f/media/psi4numpybanner_eqn.png
Project link: https://github.com/psi4/psi4numpy
ChemRxiv: https://chemrxiv.org/articles/Psi4NumPy_An_Interactive_ Quantum_Chemistry_Programming_Environment_for_Reference_ Implementations_and_Rapid_Development/5746059
Cheers, -Daniel
— Daniel G. A. Smith Software Scientist The Molecular Sciences Software Institute (MolSSI http://molssi.org/) @dgas_smith _______________________________________________ NumPy-Discussion mailing list NumPy-Discussion@python.org https://mail.python.org/mailman/listinfo/numpy-discussion
NumPy-Discussion mailing list NumPy-Discussion@python.org https://mail.python.org/mailman/listinfo/numpy-discussion
participants (3)
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Daniel Smith
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Ralf Gommers
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Stephan Hoyer