Z-Library Updated 2025-07-16
Cartesian product Updated 2025-07-16
A function that maps two sets to a third set.
Direct product Updated 2025-07-16
A Cartesian product that carries over some extra structure of the input groups.
E.g. the direct product of groups carries over group structure on both sides.
E notation Updated 2025-07-16
What do you prefer, 1 \times 10^{10} or 1E10.
The impact of the work is greater when you examine what one single new technology would do to existing society, as in Primer (2004), rather than "start on a society with severl new technologies", like in Star Wars.
Utopia Updated 2025-07-16
Bill Nye Updated 2025-07-16
Maybe we need these people, maybe we do.
The problem as with many well known science communicators is that he falls too much on the basic side of the the missing link between basic and advanced.
Video 1.
Bill Nye isn't really a Scientist (& why that shouldn't matter) by BobbyBroccoli (2017)
Source. Bobby's personal overview of Bill's carrier.
Jim Baggott Updated 2025-07-16
Suzie Sheehy Updated 2025-07-16
Drake (robotics software) Updated 2025-07-16
The Robotics team at TRI is working hard to close the gap between simulation and reality. For manipulation, one important piece is accurate simulation of rigid-body contact.
Commutative ring Updated 2025-07-16
Two ways to see it:
Division ring Updated 2025-07-16
Two ways to see it:
Field (mathematics) Updated 2025-07-16
A ring where multiplication is commutative and there is always an inverse.
A field can be seen as an Abelian group that has two group operations defined on it: addition and multiplication.
And then, besides each of the two operations obeying the group axioms individually, and they are compatible between themselves according to the distributive property.
Basically the nicest, least restrictive, 2-operation type of algebra.
Egg Updated 2025-07-16

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