Topology #14 Closed Sets

Why it's on BrighterTube

Editorial review · 85% confidence

Full-course playlist 'Topology' from a curated course list (- Topology - ThoughtSpaceZero); uploader is instructor; playlist judged: Sequential, in-depth topology course with descriptive titles covering standard rigorous content, uploaded by the instructor's own channel.; title passed a strict title check; oEmbed verified.

What you'll learn

A 8-minute video from Daniel Firth: “Topology #14 Closed Sets”.

Science & Math

Video by Daniel Firth, played through YouTube's embedded player.

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Topology #25 Sequential Continuity Counterexample

Daniel Firth

A 5-minute video from Daniel Firth: “Topology #25 Sequential Continuity Counterexample”.

5:43

Topology #9 Topological Spaces

Daniel Firth

A 6-minute video from Daniel Firth: “Topology #9 Topological Spaces”.

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Builds up what a neural network actually is — neurons as numbers, layers, weights and biases — using handwritten-digit recognition as the running example.

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A visual introduction to the Fourier transform: winding a signal around a circle to find its frequencies.

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Gilbert Strang's first lecture of MIT 18.06: the geometry of linear equations.

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Gödel's incompleteness, Turing's halting problem and the limits of mathematics.

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Entropy, the arrow of time and why the Sun is a source of low entropy rather than just energy.

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MIT 8.04 Quantum Physics I, lecture 1: superposition, introduced through experiments with 'hardness' and 'color'.

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CuriousMarc opens an HP 5061A caesium beam clock and explains, module by module, how it locks to an atomic transition.

Doug McLean | Common Misconceptions in Aerodynamics

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Boeing aerodynamicist Doug McLean dismantles popular wrong explanations of lift and explains what really happens.

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How Julius Caesar's calendar reform produced the 445-day year of 46 BCE and gave us the Julian calendar.