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grossack.site | ||
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www.math3ma.com
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leanprover-community.github.io
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jeremykun.wordpress.com
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| | | | | Last time we investigated the (very unintuitive) concept of a topological space as a set of "points" endowed with a description of which subsets are open. Now in order to actually arrive at a discussion of interesting and useful topological spaces, we need to be able to take simple topological spaces and build them up... | |
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berty.tech
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| | | Digital Signatures The digital signature (sometimes called an electronic signature) isn't a literal digitalized signature. In layman's terms, it is a procedure that guarantees the integrity and the authenticity of digital documents and messages. The name of a digital signature comes from the analogy with the handwritten signature of a paper document. Everyone knows that there is a lot of paperwork in the world of business. And, where there is paperwork, there is a lot of validation, approvals, etc. | ||
