
What Is a Tensor? The mathematical point of view.
Jan 26, 2025 · A tensor itself is a linear combination of let’s say generic tensors of the form . In the case of one doesn’t speak of tensors, but of vectors instead, although strictly speaking they would be …
An Introduction to Tensors - Mathematics Stack Exchange
The tensor product of elements in these vector spaces that one usually sees in engineering and physics texts (frequently matrices) is basically an element in the tensor product of the corresponding vector …
What, Exactly, Is a Tensor? - Mathematics Stack Exchange
A k k -tensor is a multilinear function from V × V × ⋯ × V V × V × × V to the reals, where V V is a vector space and k k is the number of the V V 's in the above Cartesian product. (Calculus on Manifolds, …
What are the Differences Between a Matrix and a Tensor?
Jun 6, 2013 · What is the difference between a matrix and a tensor? Or, what makes a tensor, a tensor? I know that a matrix is a table of values, right? But, a tensor?
Are there any differences between tensors and multidimensional arrays ...
Feb 5, 2015 · Tensor : Multidimensional array :: Linear transformation : Matrix. The short of it is, tensors and multidimensional arrays are different types of object; the first is a type of function, the second is …
What even is a tensor? - Mathematics Stack Exchange
Dec 8, 2024 · I'm an electrical engineer, and thus don't often interact with the types of mathematics that involve tensors. But when I try to get a deeper understanding of certain things that I do interact with, I
What is a Rank 3 Tensor and Why Does It Matter? - Physics Forums
May 10, 2007 · A rank 3 tensor is defined as a multi-linear function that takes three generalized vectors as input and outputs a scalar. It can also take two generalized vectors (or a rank 2 tensor) and output …
terminology - What is the history of the term "tensor"? - Mathematics ...
tensor - In new latin tensor means "that which stretches". The mathematical object is so named because an early application of tensors was the study of materials stretching under tension.
How would you explain a tensor to a computer scientist?
Feb 11, 2024 · A tensor extends the notion of a matrix analogous to how a vector extends the notion of a scalar and a matrix extends the notion of a vector. A tensor can have any number of dimensions, …
Tensor-Hom adjunctions - Mathematics Stack Exchange
Mar 23, 2014 · There are two A A -module structures available, one coming from acting on M M (contravariantly because it's in the first slot of the hom, so it switches to a right action) and one …