# Hadock

## 1,651 Added | 3 Magazines | 13 Likes | 3 Following | 453 Followers | @hadock | Maths & Industry @PT

### A Road Trip Through Tuscany That's All About the Food

Cookbook author and local transplant Emiko Davies tells you about those little Tuscan restaurants and wineries you had a hunch were there, if only you knew who to ask.<p>A love of history lured me to Florence from Australia to study art restoration in 2005, before relocating to the hills above the …

Italy### Author Of ‘Introduction To Algebra’ Recalls Textbook Being Rejected By 12 Publishers Before Getting Accepted

NEW YORK—Recalling how his best-selling mathematics primer had struggled to garner any attention from top textbook agents, author Bruce Gallagher …

Writing### Bitcoin May Evolve Into What Everyone Fears, Mathematicians Say

Prices of cryptocurrencies such as Bitcoin may never stabilize, and digital tokens risk simply ending up being a bubble.<p>Using mathematical modeling …

Cryptocurrency### Energy-efficient encryption for the internet of things

Most sensitive web transactions are protected by public-key cryptography, a type of encryption that lets computers share information securely without …

Mathematics### The Math Behind Gerrymandering and Wasted Votes

Imagine fighting a war on 10 battlefields. You and your opponent each have 200 soldiers, and your aim is to win as many battles as possible. How …

### We Have A New Prime Number, And It’s 23 Million Digits Long

Somewhere out there on the number line, huge prime numbers are lurking, waiting to be discovered. On Wednesday, a new one was. The Great Internet …

### Academic success is either a crapshoot or a scam - Ed Hagen

<i>Nature</i> just published five brief commentaries by statisticians on the reproducibility crisis:<p>As debate rumbles on about how and how much poor …

Social Sciences### Mathematicians Crack the Cursed Curve

A famously difficult mathematical problem resisted solution for over 40 years. Mathematicians have finally resolved it by following an intuition that …

Mathematics### The World’s Most Fundamental Matrix Equation

It has been called the world’s most fundamental matrix equation (WMFME), but it is just the associative law \(A(BC) = (AB)C\) for matrix …

Mathematics### Secret Link Uncovered Between Pure Math and Physics

An eminent mathematician reveals that his advances in the study of millennia-old mathematical questions owe to concepts derived from physics.

Mathematics### Finnish-Chinese eLearning on Mathematical Modeling: modules on PDE’s and ODE’s.

Mathematical modeling and simulation form a crucial method for applying mathematics in practice. With the development of computers and software it …

### Research Assistant or Research Associate in Mathematical Modelling - Imperial College London

<b>Imperial College London</b> - Department of Infectious Disease Epidemiology<p><b>Sorry, but the advert you were looking for has expired.</b><p>To see more employment …

### Can you solve it? Secrets of Russian intelligence

Three puzzles that came in from the cold<p>UPDATE: The solutions to the puzzles can now be found here.<p>Hi guzzlers,<p>Every day we read stories concerning the prowess of Russian hackers. But why are they so good? A clue may lie in the fact that Russia has long excelled in maths outreach, which has been …

Puzzles### Pyro

About Pyro<p>Pyro is a universal probabilistic programming language (PPL) written in Python and supported by PyTorch on the backend. Pyro enables …

### 'We can't compete': why universities are losing their best AI scientists

A handful of companies are luring away top researchers, but academics say they are killing the geese that lay the golden eggs<p>It was the case of the missing PhD student.<p>As another academic year got under way at Imperial College London, a senior professor was bemused at the absence of one of her …

Artificial Intelligence### Interactions of Computational Complexity Theory and Mathematics. (arXiv:1710.09780v1 [cs.CC])

$ $[This paper is a (self contained) chapter in a new book, Mathematics and Computation, whose draft is available on my homepage at …

Mathematics### Wanted: maths graduates

Mathematicians have a vast amount of roles open to them – and as the importance of data continues to grow across all sectors, graduates will be in ever greater demand<p>Demand for maths graduates is soaring as technology, data and machine learning become the driving forces of our economy. From …

Mathematics### Heat flow and zeroes of polynomials

Let be a monic polynomial of degree with complex coefficients. Then by the fundamental theorem of algebra, we can factor as for some complex zeroes …

Mathematics### Scientists discover more than 600 new periodic orbits of the famous three-body problem

The famous three-body problem can be traced back to Isaac Newton in 1680s. Studies on the three-body problem led to the discovery of the so-called …

Isaac Newton### The Math Behind Gerrymandering and Wasted Votes

Simple math can help scheming politicians manipulate district maps and cruise to victory. But it can also help identify and fix the problem.<p>Imagine …

Government### ML Algorithms addendum: Passive Aggressive Algorithms

Passive Aggressive Algorithms are a family of online learning algorithms (for both classification and regression) proposed by Crammer at al. The idea …

### One-Way Salesman Finds Fast Path Home

The real-world version of the famous “traveling salesman problem” finally gets a good-enough solution.<p>A salesman has to visit every major city in the …

### Exponential sums make pretty pictures

Exponential sums are a specialized area of math that studies series with terms that are complex exponentials. Estimating such sums is delicate work. …

Algebra### Integers as (unique) sums of Fibonacci numbers

Did you know that 100000000000 = 86267571272 + 12586269025 + 1134903170+ 9227465 + 1346269+ 514229 + 121393 + 46368 +610 + 144 + 55 and that all the …

### Nonlinear Computation in Deep Linear Networks

We've shown that deep linear networks — as implemented using floating-point arithmetic — are not actually linear and can perform nonlinear …

Deep Learning### The Mathematics of 2048: Counting States with Combinatorics

<b>Updates</b><p><b>2017-09-25</b> There was some lively discussion about this article on Hacker News.<p><i>This post is the second in a series. Next: Counting States by</i> …

### Open Sourcing Vespa, Yahoo’s Big Data Engine

By Jon Bratseth, Distinguished Architect, Vespa<p>Ever since we open sourced Hadoop in 2006, Yahoo – and now, Oath – has been committed to opening up …

### A Comparison Between Differential Equation Solver Suites In MATLAB, R, Julia, Python, C, Mathematica, Maple, and Fortran

Many times a scientist is choosing a programming language or a software for a specific purpose. For the field of scientific computing, the methods …

Mathematics### P≠NP proof fails, Bonn boffin admits

Norbert Blum says his proposed solution doesn't workComputer science boffin Norbert Blum has acknowledged that his P≠NP proof is incorrect, as a …

Mathematics