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...e index notation with commas representing partial derivatives with respect to Lagrangian material co-orinates. [[Category:Convert to quiz format]] ...

...tate is perturbed by a spherical void of radius <math>a</math> which leads to a new stress state ...h>, <math>\sigma_{\theta\phi}\,</math>, and <math>\sigma_{\phi r}\,</math> to be? What is the stress concentration factor at the void? ...

...d the corresponding Wikiversity learning resource are already in sync, due to the underlying maintenance of the learning resource in Wikiversity. If an a ...e mathematical expression and mathematical expressions are handled similar to images in multilingual way. ...

...of <math>A</math> containing an inverse element <math>b=z^{-1}\in B</math> to a given <math>z\in A</math>]]. ...operty and consider, among other things, topological properties that allow to create an algebra extension <math>B</math> in which an multiplicative inver ...

...&lambda;. ''E=hf'' is harder to remember, but leads to ''E&prop;f'' leads to ''E&prop;1/&lambda;'' If wavelength goes down, energy goes up porportional :$ ''c=f&lambda;'' is easy to remember because the dimensions are right. Since ''f&lambda;'' is constant ...