Mnemonic device for De Broglie Wavelength

Mnemonic Device for De Broglie Wavelength.
Things to remember :	λ = H/p where: λ = De Broglie Wavelength h = Planck Constant p = Momentum of the particle
Mnemonic Device Type :	PMS and Acrostics
Mnemonic Device :	Remember λ as Laptop Remember H/p as HP i.e. Laptop Company So if λ is asked you will remember Laptop and which company?  HP. And in what form H/P. But here we have H Divided by p. To remember that think like this: h points up and p points down. So, h is up and p down respectively.
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Remember this one possible way of remembering. If you have another mnemonic device better than this you can use that mnemonic device. Furthermore, if you have another mnemonic device don't forget to post as comment.