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Two approaches to secret sharing: math vs. blockchain

The other day I rediscovered the cryptographic protocol called Shamir’s Secret Sharing, and it reminded me of something I meant to blog about two years ago. Suppose we run a bank, and suppose that our bank stores all its gold in one big safe. And suppose that we have three people on our board of directors. We want to ensure that a single unscrupulous director cannot open the safe and steal all the gold. Therefore, we cut three...

The Stan Math Library is a C++ template library for automatic differentiation of any order using forward, reverse, and mixed modes.  It includes a range of built-in functions for probabilistic modeling, linear algebra, and equation solving.
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The Stan Math Library is a C++ template library for automatic differentiation of any order using forward, reverse, and mixed modes. It includes a range of built-in functions for probabilistic modeling, linear algebra, and equation solving.

stan-dev/math The Stan Math Library is a C++ template library for automatic differentiation of any order using forward, reverse, and mixed modes. It includes a range of built-in functions for probabilistic modeling,...