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

You are not logged in.

- Topics: Active | Unanswered

Pages: **1**

Hi Everyone!

I don't know if this is cool or not: **Drawing a US Flag using Inequalities**.

It's really a practical application of mathematics.

*Last edited by benice (2011-09-12 18:43:23)*

Offline

**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,603

Wow, well done.

(BTW, your "Monster Cow" plots look really good!)

"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 102,272

Hi benice;

Very nice!

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **A number by itself is useful, but it is far more useful to know how accurate or certain that number is.**

Offline

Hi MathsIsFun,

Thank you for your appreciation.

The following image is the original graph (of inequality) of the first picture in the post "Monster Cow".

*Last edited by benice (2011-09-13 18:50:48)*

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 102,272

Hi;

The little mouse is my favorite I think.

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **A number by itself is useful, but it is far more useful to know how accurate or certain that number is.**

Offline

Hi All!

A five-pointed star (☆) can be obtained by drawing five lines.

Based on this, I made an animation by drawing five collections

of parallel lines: **Starflakes Animation**

*Last edited by benice (2011-09-20 15:20:27)*

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 102,272

Hi benice;

It does make me starry eyed. Thanks for the look see!

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **A number by itself is useful, but it is far more useful to know how accurate or certain that number is.**

Offline

**Sumasoltin****Member**- Registered: 2012-04-28
- Posts: 30

May I ask for some help? What's the inequalities of the graphs? The website is blocked.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 102,272

Hi Sumasoltin';

What website is it?

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

Offline

**Sumasoltin****Member**- Registered: 2012-04-28
- Posts: 30

Sometimes China bloke some websites out, like google, youtube, so I think that's to blame.I can't visit benice's gallery.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 102,272

Hi Sumasoltin;

I can get there. So you might be right.

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

Offline

**Sumasoltin****Member**- Registered: 2012-04-28
- Posts: 30

Oh...still not work...Otherwise you're in China. The goverment do such things for no reason.

But I got this(may be rude but just a joke)

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 102,272

Hi Sumasoltin;

I am definitely not in China. What is it you need?

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

Offline

**Sumasoltin****Member**- Registered: 2012-04-28
- Posts: 30

bobbym wrote:

Hi Sumasoltin;

I am definitely not in China. What is it you need?

Thank you very much. I just want to know how to "Drawing a US Flag using Inequalities" and draw "Monster Cow".

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 102,272

Hi Sumasoltin;

I would have to copy the entire page to do that. Could be copyright problems.

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

Offline

**Sumasoltin****Member**- Registered: 2012-04-28
- Posts: 30

It couldn't be nicer for you to do that. But what you're considering is right so I hope that benice can put out them himself. Thank you all very much.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 102,272

I will email benice from his site about it and ask permission.

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

Offline

Sumasoltin wrote:

I just want to know how to "Drawing a US Flag using Inequalities" and draw "Monster Cow".

Hi Sumasoltin,

Flag of the United States:

1. Plot using Graph:

http://padowan.dk/forum/viewtopic.php?id=549.

2. Plot using GeoGebra:

http://www.geogebra.org/forum/viewtopic.php?f=2&t=24109.

The formulas for the Monster Cows are not public.

bobbym wrote:

I will email benice from his site about it and ask permission.

Hi bobbym,

Thank you for your email.

Offline

**Sumasoltin****Member**- Registered: 2012-04-28
- Posts: 30

Thanks! That's really a superb job !

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 102,272

Hi benice;

You are welcome and thanks for helping.

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

Offline

Pages: **1**