Questions tagged [coordinate]

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Plot Using User-defined Coordinates

Suppose instead of using Cartesian coordinate $\vec{x}=(1, 0)$ and $\vec{y}=(0, 1)$, I want to define new coordiates $\vec{a} = (1,0)$ and $\vec{b} = (\frac{1}{2},\frac{\sqrt{3}}{2} )$. And when I ...
2
votes
2answers
115 views

How to make a polygon centered at {0,0} with scaled dimensions?

I am making a customized plot marker mk2 (a black star) with Polygon. Another marker mk1 (a ...
2
votes
1answer
52 views

Code for the elementary $m\times m$ matrix $E_{ij}$

Let $E_{ij}$ be an $m\times m$ matrix with a $1$ in the $(i,j)$-entry and zero otherwise. DiagonalMatrix[{1},j,m] will put a $1$ in the first row along the $j$-th ...
5
votes
2answers
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How to scale and shift the coordinates of a Graphics object?

I am trying to overlap two Graphics objects g1 and g2 with ...