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A concrete category is a pair (C,U) such that . C is a category, and; U : C → Set (the category of sets and functions) is a faithful functor.; The functor U is to be thought of as a forgetful functor, which assigns to every object of C its "underlying set", and to every morphism in C its "underlying function".
This is a list of building materials.. Many types of building materials are used in the construction industry to create buildings and structures.These categories of materials and products are used by architects and construction project managers to specify the materials and methods used for building projects.
This category has the following 15 subcategories, out of 15 total. A. Concrete admixtures (18 P) Artworks in concrete (1 C) B. ... Pages in category "Concrete"
This category has the following 3 subcategories, out of 3 total. C. Cement industry (3 C, 10 P) ... Concrete degradation; Controlled low strength material; D.
The 16 Divisions of construction, as defined by the Construction Specifications Institute (CSI)'s MasterFormat, is the most widely used standard for organizing specifications and other written information for commercial and institutional building projects in the U.S. and Canada.
For every 3 non-theme words you find, you earn a hint. Hints show the letters of a theme word. If there is already an active hint on the board, a hint will show that word’s letter order.
This makes CGHaus a particularly convenient category of topological spaces that is often used in place of Top. The forgetful functor to Set has both a left and a right adjoint, as described above in the concrete category section. There is a functor to the category of locales Loc sending a topological space to its locale of open sets. This ...
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