non-diagonal vs nondiagonal

Both "non-diagonal" and "nondiagonal" are correct, but their usage depends on the context. "Non-diagonal" is more commonly used when you want to emphasize the negation of being diagonal, while "nondiagonal" is used as a single word to describe something that is not diagonal.

Last updated: April 07, 2024 • 198 views

non-diagonal

This phrase is correct and commonly used in English.

This phrase is used when you want to emphasize the negation of being diagonal. It is often used in mathematical or geometric contexts.

Examples:

The non-diagonal elements of the matrix are all zeros.
The non-diagonal lines on the graph represent different trends.

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The errors are uncorrelated, that is, the variance-covariance matrix of the errors is diagonal and each non-zero element is the variance of the error.

Alternatives:

not diagonal
off-diagonal
anti-diagonal
non-rectangular
non-linear

nondiagonal

This phrase is correct but less commonly used in English.

This phrase is used as a single word to describe something that is not diagonal. It is often used in technical or specialized contexts.

Examples:

The nondiagonal elements of the matrix are all zeros.
The nondiagonal components of the structure provide additional stability.

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In 1850, Sir Frederick Pollock conjectured that every natural number is the sum of at most eleven centered nonagonal numbers, which has been neither proven nor disproven.

Alternatives:

non-diagonal
not diagonal
off-diagonal
anti-diagonal
non-rectangular

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