Lower Triangular Matrix

A Lower Triangular Matrix is a triangular matrix where ...

• Example(s):
  • [math]\displaystyle{ \begin{bmatrix}1.2 & 0 & 0 \\20 & 55 & 0 \\20 & 55 & 6 \end{bmatrix}. }[/math]
• Counter-Example(s):
  • a Upper Triangular Matrix.
• See: Non-Square Matrix.

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