Sirwin
Sirwin

mathematics

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Pythagoras - from triangles to cosmic harmonies!

4 Feb 2024 3 minute read 1 comment Adamq

After a brief hiatus, we resume our profiles of great thinkers throughout the ages. For today’s indulgence, I have picked a great mathematician from the ancient era, Pythagoras. The name Pythagoras no doubt brings back memories of high school geomet...

We already cannot do maths without a calculator

2 Feb 2024 2 minute read 1 comment Bala

There are only a few people who do all the calculations with their minds. Most others get help from a calculator if they have to do some basic math. I think this will become very normal in the future. I remember my parents mentioning that they used t...

The Birthday Paradox: A Probability Puzzle of Planetary Proportions

22 Nov 2023 2 minute read 0 comments geeknik

Imagine gathering a merry band of friends to celebrate your birthday. As you look around the room, enjoyment turns to existential dread as you realize something peculiar - two party guests share your birthday! What are the chances? Is this coincidenc...

'Sympy' Library | Python

16 Mar 2023 2 minute read 0 comments Casper_x

Simplify your mathematical calculations with SymPy, the Python library dedicated to symbolic mathematics.   Python is a very popular programming language, and one of its advantages is that it has a wide variety of modules. One of these modules is 'Sy...

Checking whether or not a number is an Armstrong Number

5 May 2022 1 minute read 0 comments Cooldudue

This was an interesting challenge as I had no idea how I was going to get each digit into an array. In python, you can just convert the int to a string and then index the string directly. I found this interesting solution on Stack Exchange to convert...

The Enigmatic Mystery Of The Great Pyramid Of Giza

16 Feb 2022 7 minute read 2 comments SweptOverNiagara

There is probably nothing else more enigmatic on Earth than the Great Pyramid at Giza, located in Cairo, Egypt. The structure continues to baffle scientists, geologists, precision machinists, mathematicians and of course, archeologists. The pyramid g...

Imaginary Number i Should not be Defined as √(-1)

13 Jan 2022 2 minute read 0 comments k88.io

Everyone knows the mythical number i. There is a certain level of mystery associated with this number, and it does not help that the word "imaginary" is in its literal title. After all, imaginary things are not real. Your imaginary friend is a figmen...

Programmers, Assemble!

4 Nov 2021 1 minute read 0 comments Great White Snark

A Quick Update: I have composed a list of the material which I plan to learn and teach. I've still got to motivate myself to tackle the Maths subjects (Algebra, Trigonometry and Calculus) because Maths bores me and I'm not much good at it. However, I...

Shadows of the Mind (Roger Penrose): returning to dead tree books.

10 Oct 2021 4 minute read 0 comments bengy

  I'm finding myself with a fair bit of time to do some reading this past week and coming week. Before mobile phones and all of that, you would often catch me with a book in my hand or in my jacket pockets. In fact, I would often make sure that an...

Challenging Singapore 2021 Primary School Leaving Examination On Money

2 Oct 2021 1 minute read 2 comments cryotosensei

In Singapore, all elementary sixth-graders have to pass an intense Primary School Leaving Examination before they can enroll in middle school. Forgive my brag here, but as Singapore is pretty famous the world over for attaining high proficiency in Ma...