Angel "Java" Lopez en Blog

Junio del 2020


Publicado el 28 de Junio, 2020, 13:00

Anterior Post

Blaschko's lines
https://en.wikipedia.org/wiki/Blaschko%27s_lines

The (but I’m Not a) Crackpot Style Guide
https://4gravitons.com/2016/07/01/the-but-im-not-a-crackpot-style-guide/

The mystery of the true coronavirus death rate
https://www.ft.com/content/f3796baf-e4f0-4862-8887-d09c7f706553

New physics discovery from the Microsoft Quantum team: topology with a twist
https://cloudblogs.microsoft.com/quantum/2020/03/27/new-physics-discovery-microsoft-quantum-topology-with-a-twist/

Viruses Can Scatter Their Genes Among Cells and Reassemble
https://www.quantamagazine.org/viruses-can-scatter-their-genes-among-cells-and-reassemble-20190521/

Impact of non-pharmaceutical interventions (NPIs) to reduce COVID19 mortality and healthcare demand
https://www.imperial.ac.uk/media/imperial-college/medicine/sph/ide/gida-fellowships/Imperial-College-COVID19-NPI-modelling-16-03-2020.pdf

Un informe advierte de que las medidas de distanciamiento social podrían ser necesarias hasta 18 meses
https://elpais.com/ciencia/2020-03-17/un-informe-advierte-de-que-las-medidas-de-distanciamiento-social-podrian-ser-necesarias-hasta-18-meses.html

Method of estimating the number of infected people from the number of deaths
https://twitter.com/wtgowers/status/1242823142088851456

Nos leemos!

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

Por ajlopez, en: Ciencia

Publicado el 27 de Junio, 2020, 13:06

Anterior Post
Siguiente Post

John Hopkins Coronavirus
https://coronavirus.jhu.edu/map.html

A multiplanet system of super-Earths orbiting the brightest red dwarf star GJ 887
https://science.sciencemag.org/content/368/6498/1477

Stem Cells Remember Tissues" Past Injuries
https://www.quantamagazine.org/stem-cells-remember-tissues-past-injuries-20181112/

Coronavirus: cómo funcionan los respiradores y por qué la desesperada carrera por fabricar más es clave en la batalla contra covid-19
https://www.bbc.com/mundo/noticias-52060716

Respiratory virus shedding in exhaled breath and efficacy of face masks
https://www.nature.com/articles/s41591-020-0843-2

Astrophysics Signal Does What The LHC Cannot: Constrain Quantum Gravity And String Theory
https://www.forbes.com/sites/startswithabang/2020/04/03/astrophysics-signal-does-what-the-lhc-cannot-constrain-quantum-gravity-and-string-theory/#695ed2252507

The proximal origin of SARS-CoV-2
https://www.nature.com/articles/s41591-020-0820-9#ref-CR20
https://twitter.com/pmarsupia/status/1246891625630048256

The outbreak that invented intensive care
https://www.nature.com/articles/d41586-020-01019-y

Nos leemos!

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

Por ajlopez, en: Ciencia

Publicado el 21 de Junio, 2020, 13:36

Anterior Post
Siguiente Post

Males Are the Taller Sex. Estrogen, Not Fights for Mates, May Be Why.
https://www.quantamagazine.org/men-are-the-taller-sex-estrogen-not-fights-for-mates-may-be-why-20200608

Sorry, Astronomers: Practically All Of The Universe's Matter Is Still Missing
https://www.forbes.com/sites/startswithabang/2020/06/04/sorry-astronomers-practically-all-of-the-universes-matter-is-still-missing/#4c22e6393942

"It opens up a whole new universe": Revolutionary microscopy technique sees individual atoms for first time
https://www.nature.com/articles/d41586-020-01658-1

COVID-19 Projections
https://covid19.healthdata.org/projections?sfns=mo

Neil Ferguson on Covid
https://twitter.com/neil_ferguson/status/1243294815200124928

The Environment and Disease: Association or Causation?
https://fermatslibrary.com/s/the-environment-and-disease-association-or-causation

Solution: "Is It Turtles All the Way Down?"
https://www.quantamagazine.org/puzzle-solution-is-it-turtles-all-the-way-down-20200327/

Milky Way Dark Matter Signals in Doubt after Controversial New Papers
https://www.scientificamerican.com/article/milky-way-dark-matter-signals-in-doubt-after-controversial-new-papers/

Nos leemos!

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

Por ajlopez, en: Ciencia

Publicado el 20 de Junio, 2020, 12:22

Anterior Post
Siguiente Post

Aniversario de Alan Turing
https://www.microsiervos.com/archivo/ordenadores/aniversario-de-alan-turing.html

Why Gravity Is Not Like the Other Forces
https://www.quantamagazine.org/why-gravity-is-not-like-the-other-forces-20200615/

Beth nació en 1941 en Brooklyn. Tres meses antes de la fecha prevista. La única opción sería llevarla al Luna Park.
https://twitter.com/ValeArvejita/status/1273401243898195968

The Trouble with Counting Aliens
https://www.wired.com/story/the-trouble-with-counting-aliens/

How to Breed a Pomsky and Other Questions About Dogs and Sex
https://www.quantamagazine.org/how-to-breed-a-pomsky-and-other-questions-about-dogs-and-sex-20200618/

Literature Search, Inspire, Most Cited
https://inspirehep.net/literature?sort=mostcited&size=25&page=1&q=topcite%201000%2B

A Model of Leptons
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.19.1264

The Large N Limit of Superconformal Field Theories and Supergravity
https://arxiv.org/abs/hep-th/9711200

Nos leemos!

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

Por ajlopez, en: Ciencia

Publicado el 15 de Junio, 2020, 11:14

Anterior Post
Siguiente Post

Is the alien chunk Oumuamua actually a hydrogen iceberg?
https://www.syfy.com/syfywire/is-the-alien-chunk-oumuamua-actually-a-hydrogen-iceberg

If A and B are observables AB is not, but it's made of i(AB-BA) and AB+BA
https://twitter.com/johncarlosbaez/status/1268571813170176000

Quantum Journal
https://quantum-journal.org/

A Surprise Discovery Points to the Source of Fast Radio Bursts
https://www.quantamagazine.org/a-surprise-discovery-shows-magnetars-create-fast-radio-bursts-20200611/

Graph-theoretic Simplification of Quantum Circuits with the ZX-calculus
https://quantum-journal.org/papers/q-2020-06-04-279/

La tabla periódica que conoces no es la única que existe
https://www.larazon.es/ciencia/20200605/buwlukrmhnb5nlsh22ojzohsqy.html

What Came Before the Big Bang?
https://www.discovermagazine.com/the-sciences/what-came-before-the-big-bang

Nuevos resultados que apoyan la conjetura AdS/CFT de Maldacena
https://francis.naukas.com/2020/06/07/nuevos-resultados-que-apoyan-la-conjetura-ads-cft-de-maldacena/

Nos leemos!

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

Por ajlopez, en: Ciencia

Publicado el 14 de Junio, 2020, 14:10

Anterior Post

We’ve been building a new tool called Penrose, which takes a big step toward automatically visualizing mathematics.
https://twitter.com/hypotext/status/1268218080993386497
https://penrose.ink/siggraph20.html

Medieval maths! This table was written around 1110 at Thorney Abbey, Cambridgeshire. It helps you multiply fractions from 1/8 to 1/2304, by integers from 1 to 10000.
https://twitter.com/Seb_Falk/status/1270999728663277569

Ranks of Elliptic Curves
https://math.berkeley.edu/~molsson/KConrad-ranks.pdf

In Mathematics, It Often Takes a Good Map to Find Answers
https://www.quantamagazine.org/in-math-it-often-takes-a-good-map-to-find-answers-20200601/

In a Single Measure, Invariants Capture the Essence of Math Objects
https://www.quantamagazine.org/math-invariants-helped-lisa-piccirillo-solve-conway-knot-problem-20200602/

The ‘Useless’ Perspective That Transformed Mathematics
https://www.quantamagazine.org/the-useless-perspective-that-transformed-mathematics-20200609/

Topological Logic - a rod through one hole of a double torus can pass through both with some careful stretching of the surface.
https://twitter.com/mathemaniac/status/1270680150506496003

How can you add something with period 6 and something with period 20 to create something with 7-fold symmetry?
https://twitter.com/AlgebraFact/status/1271037088180383745

Nos leemos!

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

Publicado el 13 de Junio, 2020, 12:29

Anterior Post
Siguiente Post

Carmichael's Totient Function Conjecture
https://twitter.com/AlgebraFact/status/1264233391433625601
https://mathworld.wolfram.com/CarmichaelsTotientFunctionConjecture.html

For those who are interested in research-based solutions to stop police violence, here"s what you need to know - based on the facts and data.
https://twitter.com/samswey/status/1180655701271732224

Dot, cross, and quaternion products
https://www.johndcook.com/blog/2012/02/15/dot-cross-and-quaternion-products/

Let R be an integral domain. Then R is a field iff every finitely generated R-module is free.
https://twitter.com/AlgebraFact/status/1267834641614098433

Lenses from a Haskell Perspective
https://twitter.com/_julesh_/status/1268170429262434305

Profunctor optics, a categorical update
https://arxiv.org/abs/2001.07488

What You Needa Know about Yoneda
https://www.cs.ox.ac.uk/jeremy.gibbons/publications/proyo.pdf

Categories of Optics
https://arxiv.org/abs/1809.00738

Nos leemos!

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

Publicado el 7 de Junio, 2020, 20:07

Sigue acá la cuarentena en Buenos Aires. Revisión de las resoluciones del mes anterior:

- Escribir sobre Matemáticas [completo] ver post
- Escribir sobre Física [pendiente]
- Escribir sobre Historia de las Matemáticas [pendiente]
- Escribir sobre Historia de la Ciencia [completo] ver post
- Estudiar blues en guitarra [completo]

Mis resoluciones para el nuevo mes:

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

Esta vez agrego algunos OKR (Objective and Key Results), para ir cumpliendo en el trimester Junio, Julio, Agosto:

Objetivo: Aprender y compartir matemáticas
Resultado clave: Escribir tres artículos sobre ecuaciones elípticas
Resultado clave: Escribir seis artículos sobre teoría de números

Objetivo: Aprender y compartir física
Resultado clave: Escribir tres artículos de física cuántica
Resultado clave: Escribir tres artículos de física clásica

Nos leemos!

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

Publicado el 6 de Junio, 2020, 15:27

Anterior Post
Siguiente Post

My Quantum Experiment
https://blogs.scientificamerican.com/cross-check/my-quantum-experiment/

Why Sleep Deprivation Kills
https://www.quantamagazine.org/why-sleep-deprivation-kills-20200604/

A Digital Locksmith Has Decoded Biology"s Molecular Keys
https://www.quantamagazine.org/new-machine-learning-system-decodes-how-proteins-interact-20200603/

An Idea From Physics Helps AI See in Higher Dimensions
https://www.quantamagazine.org/an-idea-from-physics-helps-ai-see-in-higher-dimensions-20200109/

The Coronavirus Explained & What You Should Do
https://www.youtube.com/watch?v=BtN-goy9VOY

Yuval Noah Harari: the world after coronavirus | Free to read
https://amp.ft.com/content/19d90308-6858-11ea-a3c9-1fe6fedcca75

Spacetime tells matter how to move; matter tells spacetime how to curve
https://twitter.com/Rainmaker1973/status/1268830142308265984

El problema de los bariones perdidos
https://www.ivoox.com/aparici-orbita-s02e36-el-problema-los-audios-mp3_rf_51789186_1.html

Nos leemos!

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

Por ajlopez, en: Ciencia