Element - ÞD - Diagonals

Characters: Þ, D

Description

Diagonals of a matrix, starting with the main diagonal.

Overloads

• lst - diagonals of a, starting with the main diagonal

Examples

• ⟨⟨1|2|3⟩|⟨4|5|6⟩|⟨7|8|9⟩⟩ ÞD = ⟨⟨1|5|9⟩|⟨2|6⟩|⟨3⟩|⟨7⟩|⟨4|8⟩⟩
• ⟨⟨1|2|3|4⟩|⟨5|6|7|8⟩|⟨9|10|11|12⟩⟩ ÞD = ⟨⟨1|6|11⟩|⟨2|7|12⟩|⟨3|8⟩|⟨4⟩|⟨9⟩|⟨5|10⟩⟩
• ⟨⟨1|2|3⟩|⟨4|5|6⟩|⟨7|8|9⟩|⟨10|11|12⟩⟩ ÞD = ⟨⟨1|5|9⟩|⟨2|6⟩|⟨3⟩|⟨10⟩|⟨7|11⟩|⟨4|8|12⟩⟩
• ⟨⟨⟩⟩ ÞD = ⟨⟩