Angel "Java" Lopez en Blog

Febrero del 2020


Publicado el 25 de Febrero, 2020, 11:42

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Albert Einstein with an Einstein Puppet
https://twitter.com/phalpern/status/1224162802874638337

The muon
https://www.symmetrymagazine.org/article/may-2012/the-muon

The Year in Physics
https://www.quantamagazine.org/quantas-year-in-physics-2019-20191223/

Why is the night sky dark?
http://www.astronomy.com/magazine/ask-astro/2019/11/why-is-the-night-sky-dark

In Brain Waves, Scientists See Neurons Juggle Possible Futures
https://www.quantamagazine.org/in-brain-waves-scientists-see-neurons-juggle-possible-futures-20200224

Cosmology's Biggest Conundrum Is A Clue, Not A Controversy
https://www.forbes.com/sites/startswithabang/2019/05/03/cosmologys-biggest-conundrum-is-a-clue-not-a-controversy/#6df7bc0178ea

The Universe is a watermelon
https://twitter.com/dcastelvecchi/status/1161587847520018433

The quest to unlock the secrets of the baby Universe
https://www.nature.com/articles/d41586-019-02417-7

Nos leemos!

Angel "Java" Lopez
http://www.ajlopez.com
http://twitter.com/ajlopez

Por ajlopez, en: Ciencia

Publicado el 24 de Febrero, 2020, 11:41

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Measuring a particle's spin in a rapidly rotating object
https://phys.org/news/2020-01-particle-rapidly-rotating.html

The map of chemistry
https://www.flickr.com/photos/95869671@N08/34536396162

What's the difference between a polaron and a polariton?
https://twitter.com/johncarlosbaez/status/1225479911197949952

A New Type of Li-Fi Has Reportedly Cracked 40 Gbps, 100 Times Faster Than The Best Wi-Fi
https://www.sciencealert.com/a-new-type-of-li-fi-has-reportedly-cracked-40-gigabits-per-second-100-times-faster-than-regular-wi-fi

Structure of novel coronavirus spike protein solved in just weeks
https://cen.acs.org/analytical-chemistry/structural-biology/Structure-novel-coronavirus-spike-protein/98/i8

Did the Chicken Come First or Is It Turtles All the Way Down?
https://www.quantamagazine.org/puzzle-with-infinite-regress-is-it-turtles-all-the-way-down-20200206/

Listen to Albert Einstein explain his famous formula, E=mc²
https://twitter.com/ValaAfshar/status/1224452690500915206

Max Planck was the first established physicist to embrace Einstein's work on special relativity
https://twitter.com/johncarlosbaez/status/1224387075933237248

Nos leemos!

Angel "Java" Lopez
http://www.ajlopez.com
http://twitter.com/ajlopez

Por ajlopez, en: Ciencia

Publicado el 23 de Febrero, 2020, 8:42

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The Category Theory Behind UMAP
https://twitter.com/johncarlosbaez/status/1226898580792737794
https://johncarlosbaez.wordpress.com/2020/02/10/the-category-theory-behind-umap/

The science checklist applied: Mathematics
https://undsci.berkeley.edu/article/mathematics

Rainbow Proof Shows Graphs Have Uniform Parts
https://www.quantamagazine.org/mathematicians-prove-ringels-graph-theory-conjecture-20200219/

Equations that changed the world
https://twitter.com/ProfFeynman/status/1227435683385663488

Every number greater than 55 is the sum of distinct primes of the form 4n+3
https://twitter.com/fermatslibrary/status/1229034200432594946

The Map of Mathematics
https://www.quantamagazine.org/the-map-of-mathematics-20200213/

The Freyd-Mitchell Embedding Theorem
https://arxiv.org/abs/1901.08591

Introduction to Clifford Algebra
https://www.av8n.com/physics/clifford-intro.htm

Nos leemos!

Angel "Java" Lopez
http://www.ajlopez.com
https://twitter.com/ajlopez

Publicado el 22 de Febrero, 2020, 11:30

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The Year in Biology
https://www.quantamagazine.org/quantas-year-in-biology-2019-20191223/

Quantum Questions Inspire New Math
https://www.quantamagazine.org/how-quantum-theory-is-inspiring-new-math-20170330/

Mind-blowing: Richard Feynman explains how trees come mainly from the air, not the ground
https://twitter.com/SteveStuWill/status/1228421597230317568

A pair of Calabi-Yau manifolds as an exactly soluble superconformal theory
https://www.sciencedirect.com/science/article/pii/0550321391902926

A Fight to Fix Geometry"s Foundations
https://www.quantamagazine.org/the-fight-to-fix-symplectic-geometry-20170209

Einstein, Edison and an Aptitude for Genius
https://medium.com/starts-with-a-bang/einstein-edison-and-an-aptitude-for-genius-31a41a1947f1

The Grand Unified Theory of Rogue Waves
https://www.quantamagazine.org/the-grand-unified-theory-of-rogue-waves-20200205/?mc_cid=edd414909d&mc_eid=c608d388a6

La guerra evolutiva con las orcas explica las muertes masivas de zifios
https://www.vozpopuli.com/altavoz/next/guerra-evolutiva-explica-muertes-masivas_0_1324968878.html

Nos leemos!

Angel "Java" Lopez
http://www.ajlopez.com
http://twitter.com/ajlopez

Por ajlopez, en: Ciencia

Publicado el 16 de Febrero, 2020, 15:06

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Mathematical model reveals best auction strategy
https://www.newscientist.com/article/dn3678-mathematical-model-reveals-best-auction-strategy/

Why Is M-Theory the Leading Candidate for Theory of Everything?
https://www.quantamagazine.org/why-is-m-theory-the-leading-candidate-for-theory-of-everything-20171218

But what is the Fourier Transform? A visual introduction.
https://www.youtube.com/watch?v=spUNpyF58BY&feature=emb_logo

There"s something special about four-sided figures packed into circles
https://twitter.com/brilliantorg/status/1228741327984189442

Construcciones con regla y compás (III): Los polígonos regulares - Gaussianos
https://www.gaussianos.com/construcciones-con-regla-y-compas-iii-los-poligonos-regulares/

Números primos gemelos y demás familia - Gaussianos
https://www.gaussianos.com/numeros-primos-gemelos-y-demas-familia/

Great Woman of Mathematics: Katherine Johnson
https://twitter.com/GWOMaths/status/1191782750489063425

Color-Changing Material Unites the Math and Physics of Knots
https://www.quantamagazine.org/color-changing-material-unites-the-math-and-physics-of-knots-20200210/

Nos leemos!

Angel "Java" Lopez
http://www.ajlopez.com
https://twitter.com/ajlopez

Publicado el 15 de Febrero, 2020, 14:33

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Escher ¿Qué hay en el agujero del medio?
https://twitter.com/pgroisma/status/1223195461693079554

Quantum Questions Inspire New Math
https://www.quantamagazine.org/how-quantum-theory-is-inspiring-new-math-20170330/

Proof that √2 is irrational
https://twitter.com/fermatslibrary/status/1228675333710372864

A pair of Calabi-Yau manifolds as an exactly soluble superconformal theory☆
https://www.sciencedirect.com/science/article/pii/0550321391902926

A Fight to Fix Geometry"s Foundations
https://www.quantamagazine.org/the-fight-to-fix-symplectic-geometry-20170209

Karmarkar's algorithm
https://en.wikipedia.org/wiki/Karmarkar%27s_algorithm

Auction Theory
https://en.wikipedia.org/wiki/Auction_theory

It may surprise you to learn how much insight into auctions mathematics has been able to provide in recent years...
http://www.ams.org/publicoutreach/feature-column/fc-2011-09

Nos leemos!

Angel "Java" Lopez
http://www.ajlopez.com
https://twitter.com/ajlopez

Publicado el 10 de Febrero, 2020, 13:04

Ya pasó el primer mes del año. Repaso de las resoluciones de enero:

- Escribir sobre Matemáticas [pendiente]
- Escribir sobre Física [pendiente]
- Escribir sobre Historia de las Matemáticas [pendiente]
- Escribir sobre Historia de la Ciencia [pendiente]
- Estudiar blues en guitarra [completo]
- Estudiar dibujo/pintura [completo] evidencia

Resoluciones del nuevo mes:

- Escribir sobre Matemáticas
- Escribir sobre Física
- Escribir sobre Historia de las Matemáticas
- Escribir sobre Historia de la Ciencia
- Estudiar blues en guitarra
- Estudiar dibujo/pintura

Nos leemos!

Angel "Java" Lopez
http://www.ajlopez.com
http://twitter.com/ajlopez

Publicado el 9 de Febrero, 2020, 11:32

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A Visual Proof
https://twitter.com/fermatslibrary/status/1221801036328980480

Los secretos matemáticos del embaldosado
https://www.abc.es/ciencia/abci-secretos-matematicos-embaldosado-202001270158_noticia.html

Harris Corner Detector
https://twitter.com/gabrielpeyre/status/1222398971043205120
https://en.wikipedia.org/wiki/Harris_Corner_Detector

Ellipsoid Method
https://en.wikipedia.org/wiki/Ellipsoid_method

Probability Distribution Fitting
https://en.wikipedia.org/wiki/Probability_distribution_fitting

El Oráculo de Aaronson
https://www.microsiervos.com/archivo/azar/oraculo-aaronson-adivina-teclas.html

Continuous Fraction for Square Root
https://twitter.com/pickover/status/1226215813264351233

Mathematics is the only infinite human activity
https://twitter.com/pickover/status/1226217934168711173

Nos leemos!

Angel "Java" Lopez
http://www.ajlopez.com
https://twitter.com/ajlopez

Publicado el 8 de Febrero, 2020, 12:34

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Metaballs
https://en.wikipedia.org/wiki/Metaballs

Jim Blinn
https://en.wikipedia.org/wiki/Jim_Blinn

The Quasi-Stationary Distribution of the Subcritical Contact Process
https://twitter.com/pgroisma/status/1225749509747150848
https://arxiv.org/pdf/1908.04175.pdf

A Chemist Shines Light on a Surprising Prime Number Pattern
https://www.quantamagazine.org/a-chemist-shines-light-on-a-surprising-prime-number-pattern-20180514/

Reverse Mode Differentiation is Kind of Like a Lens II
http://www.philipzucker.com/reverse-mode-differentiation-is-kind-of-like-a-lens-ii/

Ring of Periods
https://twitter.com/fermatslibrary/status/1220710857170210819nn
https://en.wikipedia.org/wiki/Ring_of_periods

Projective Geometric Algebra Done Right
http://terathon.com/blog/projective-geometric-algebra-done-right/

A survey of the Schrödinger problem and some of its connections with optimal transport
https://arxiv.org/abs/1308.0215

Nos leemos!

Angel "Java" Lopez
http://www.ajlopez.com
https://twitter.com/ajlopez

Publicado el 2 de Febrero, 2020, 12:00

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El Cerebro de Einstein
https://twitter.com/ValeArvejita/status/1210684528504823811

El misterio de ANITA vuelve a ser noticia
https://francis.naukas.com/2020/01/28/el-misterio-de-anita-vuelve-a-ser-noticia/

Physicist Kathleen Yardley Lonsdale
https://twitter.com/mcnees/status/1222164595072126976

How Certain Are We That Protons Don't Decay?
https://www.forbes.com/sites/startswithabang/2020/01/03/how-certain-are-we-that-protons-dont-decay/#621d260f3544

NGC 4455: A nearby galaxy that's the stepping stone to the Universe
https://www.syfy.com/syfywire/ngc-4455-a-nearby-galaxy-thats-the-stepping-stone-to-the-universe

In 1947 Schrödinger predicted that a rotating mass would generate a magnetic field
https://twitter.com/johncarlosbaez/status/1210628668835299328

Schrödinger wrote to Einstein
https://twitter.com/johncarlosbaez/status/1210607014247714817

Nos leemos!

Angel "Java" Lopez
http://www.ajlopez.com
http://twitter.com/ajlopez

Por ajlopez, en: Ciencia

Publicado el 1 de Febrero, 2020, 17:19

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Mathematicians explain an uncertain law of physics
https://cosmosmagazine.com/physics/mathematicians-provide-explanation-for-an-uncertain-law-of-physics

How Ancient Light Reveals the Universe"s Contents
https://www.quantamagazine.org/how-the-cosmic-microwave-background-reveals-the-universes-contents-20200128/

Alfred Russel Wallace
https://twitter.com/mcnees/status/1214947397450645504

Gravitational waves: Cosmic vibrations sensed from unusual star merger
https://www.bbc.com/news/science-environment-51020604

Einstein and Nazi Physics
https://ojs.uv.es/index.php/Metode/article/view/13472/14905

Homenaje a Faraday
https://twitter.com/aberron/status/901417685933862912

Contemos Historias
https://twitter.com/ValeArvejita/status/1210908673150726144

Schrödinger & Einstein helped invent quantum mechanics, but they didn't really believe in it
https://twitter.com/johncarlosbaez/status/1209885293307817984

Nos leemos!

Angel "Java" Lopez
http://www.ajlopez.com
http://twitter.com/ajlopez

Por ajlopez, en: Ciencia