for all . The product is unique up to isomorphisms.
See alsoCartesian Product, Coproduct, Direct Product, Group Direct Product
This entry contributed by Margherita Barile
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ReferencesJoshi, K. D. "Products and Coproducts." Ch. 8 in Introduction to General Topology. New Delhi, India: Wiley, pp. 189-216, 1983.Kasch, F. "Construction of Products and Coproducts." §4.80 in Modules and Rings. New York: Academic Press, pp. 80-84, 1982.Rowen, L. "Products and Coproducts." In Ring Theory, Vol. 1. San Diego, CA: Academic Press, pp. 73-76, 1988.Strooker, J. R. "Products and Sums." §1.5 in Introduction to Categories, Homological Algebra and Sheaf Cohomology Cambridge, England: Cambridge University Press, pp. 14-21, 1978.
Referenced on Wolfram|AlphaCategory Product
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Barile, Margherita. "Category Product." From MathWorld--A Wolfram Web Resource, created by Eric W. Weisstein. https://mathworld.wolfram.com/CategoryProduct.html