In mathematics, especially in the field of category theory, the concept of injective object is a generalization of the concept of injective module. This concept is important in homotopy theory and in theory of model categories. The dual notion is that of a projective object.
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Famous quotes containing the word object:
“though mean
Our object and inglorious, yet the end
Was not ignoble.”
—William Wordsworth (1770–1850)