Math Is Fun Forum

  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

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#3 Re: Help Me ! » LaTeX - A Crash Course » 2024-04-27 21:42:24

To not get italicized text, use the \text{} tag.

area \ of \ a \ circle = \pi{r^2}

gives

but

\text{area of a circle} = \pi{r^2}

gives

#4 Re: Exercises » Compute the solution: » 2024-04-27 21:37:16

Wait, wouldn't it be "Find that number"?

#5 Re: Introductions » hello everyone!!! » 2024-04-27 21:28:55

Hello, MathAppreciator,

Welcome to the forum big_smile

#6 Re: Exercises » isosceles right-angled triangle » 2024-04-05 23:43:34

You can put a backslash before the "sin" for it not to display italic.
If it was italic, sin(x) would really mean s×i×n×x.

#12 Re: Help Me ! » Numbers - Hierarchy » 2024-04-01 09:14:57

The study of big numbers is also called "googology".

#14 Re: Puzzles and Games » I have created a daily number puzzle game » 2024-03-24 05:45:01

There are already dozens of variations of Wordle. One of them is Nerdle, which is based on math.

#16 Re: This is Cool » Hilbert's paradox of the Grand Hotel » 2024-03-13 03:23:17

It is also possible to accommodate an infinite amount of infinitely many guests, like if you had infinitely many buses with infinitely many guests in each:

**|01 02 03 04 05 ...
--+------------------
01|01 02 06 07 15 ...
02|03 05 08 14 16 ...
03|04 09 13 17 25 ...
04|10 12 18 24 30 ...
05|11 19 23 31 39 ...
..|.. .. .. .. .. ...

#17 Re: Exercises » Compute the solution: » 2024-02-13 05:52:56

Hello, can anyone tell me how to put a message inside a button?

#18 Re: Help Me ! » LaTeX - A Crash Course » 2024-02-13 05:43:50

Hello, can anyone tell me how to make LaTeX in the forums? The first post didn't help me.

#21 Maths Is Fun - Suggestions and Comments » Some Mathopolises unrelated to their corresponding page » 2024-01-04 01:18:28

Europe2048
Replies: 2

Hello, I found a weird thing in Mathopolises. Basically, there are some Mathopolises that are completely unrelated to their corresponding page.
Here's an example of a weird quiz like that: https://www.mathopolis.com/questions/q.html?id=2&t=mif&qs=2&site=1&title=466169722044696365
Page of quiz: Fair Dice Topic: Probability
The hint: Trigonometric Identities Topic: Trigonometry
As you can see, these are two completely unrelated pages, meaning that learning the page of the question will not help you with the quiz.
That isn't good considering that trigonometry is harder than knowing about dice sad

#23 Re: Help Me ! » Straight line graphs » 2024-01-03 23:35:50

Yes, every straight line graph is in the form y=mx+c.

And yes, y=4 is a shorthand for y=0x+4, but I haven't seen something like "y=0x+n" or "y=1x+n" yet.

#25 Introductions » Hello, you all! » 2024-01-03 20:19:10

Europe2048
Replies: 5

I'm young and steady, but very great at math.
I have a Neocities website, but it's in early development.
Hobbies are chess, chatting, and friends.
Favorite colors are green and blue.
Favorite integer is 4.
I hope to make some friends around here too! smile

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