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=== Scalars === Scalars and vectors are the simplest [[tensor]]s, which can be used to describe mor ...

...s, classical geometrical objects can be classified into [[scalar (physics)|scalars]], [[Euclidean vector|vector]]s, and [[tensor]]s of higher rank. In [[class *''scalars'' ({{nowrap|1=''P'' = +1}}) and ''[[pseudoscalar (physics)|pseudoscalar]]s' ...

...ensor fields, hence [[matrix calculus|matrix]] or [[tensor calculus]]. The scalars (and hence the vectors, matrices and tensors) can be real or complex as bot ...etries. In many situations, one needs fields which are a list of spacetime scalars: (φ₁, φ₂, ... φ_''N''). For example, in wea ...

...cients <math>\lambda</math>, <math>\mu</math>, and <math>\alpha</math> are scalars; because they are coordinate-independent, they are intrinsic material const ...

...n this case, the angular velocity and angular acceleration of the body are scalars and the fact that they are vectors along the rotation axis is ignored. This ...

*For isotropic materials, {{math|''ε''}} and {{math|''μ''}} are scalars, while for anisotropic materials (e.g. due to crystal structure) they are [ ...

...y certain requirements, called vector ''[[axiom]]s'' . To specify that the scalars are real or complex numbers, the terms '''real vector space''' and '''compl ...

...t. This means that physical laws may take the form of equations connecting scalars, which are always frame independent. However, equations involving {{nowrap| ...