New posts in vectors

Calculate center of circle tangent to two lines in space

linear-algebra circles vectors

Rotating 3D coordinates to 2D plane

geometry vectors 3d rotations

$\vec{a} \cdot (\vec{b} \times \vec{c}) = \vec{b} \cdot ( \vec{c} \times \vec{a})$?

linear-algebra vectors cross-product

proof that a line XO, where X is equidistant from A,B,C is perpendicular to the plane P

geometry vectors euclidean-geometry solid-geometry

In a vector valued function ,what does it mean for the derivative to be zero?

derivatives vectors

What does $\|u\|$ mean?

linear-algebra vector-spaces vectors normed-spaces

$n$ vectors are in $\mathbb{R}^{n-1}$ with dot product $-1$. Does this force that they are in $\{-1,+1\}^{n-1}$?

linear-algebra vectors

What does this (double absolute value like) notation mean?

linear-algebra notation vectors normed-spaces

Spanning $\Bbb{R}^2$ Vector Space [duplicate]

linear-algebra vector-spaces vectors

Why do we treat differentials as infinitesimals, even when it's not rigorous

real-analysis multivariable-calculus vectors differential-topology

How can I rotate $y = Kx +M$ in 90 degrees in the center of the line - not origin?

trigonometry vectors

Geometric proof of $\cos A + \cos B + \cos C + \cos (A+B+C) = 4 \cos \frac{A+B}{2} \cos \frac{B+C}{2} \cos \frac{A+C}{2}$

geometry trigonometry complex-numbers vectors

In the context of vectors, is there a difference between the terms "magnitude" and "length"?

linear-algebra vectors terminology

What is the geometric interpretation of the identity $|z_1+z_2|^2+|z_1-z_2|^2=2(|z_1|^2+|z_2|^2)$?

complex-numbers vectors

Find plane by normal and instance point + distance between origin and plane

vector-spaces vector-analysis vectors

Product of a vector and its transpose (Projections)

linear-algebra vectors transpose projection-matrices

**Location** of shortest distance between two skew lines in 3D?

vectors 3d

Proving that the dot product is distributive?

geometry vectors

Set, n-Tuple, Vector and Matrix — links and differences

matrices elementary-set-theory notation vectors

3rd type of vector multiplication beside dot/cross product?

complex-numbers vectors vector-analysis