Math Is Fun Forum

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

You are not logged in.

#1 2025-08-04 15:33:20

Liuz
Member
From: Sichuan-China
Registered: 2025-08-04
Posts: 58

From the entrance exam of The University of Tokyo

Prove:the square root of 2 is irrational number.


I did get lost. Maybe I haven't gone too far. Now I have come to realize how wrong I have been all those years.

Offline

#2 2025-08-04 15:37:48

Liuz
Member
From: Sichuan-China
Registered: 2025-08-04
Posts: 58

Re: From the entrance exam of The University of Tokyo

I have no idea.


I did get lost. Maybe I haven't gone too far. Now I have come to realize how wrong I have been all those years.

Offline

#3 2025-08-04 15:46:53

Liuz
Member
From: Sichuan-China
Registered: 2025-08-04
Posts: 58

Re: From the entrance exam of The University of Tokyo

One more question:prove pi is bigger than 3.


I did get lost. Maybe I haven't gone too far. Now I have come to realize how wrong I have been all those years.

Offline

#4 2025-08-04 18:08:10

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 52,023

Re: From the entrance exam of The University of Tokyo


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#5 2025-08-04 18:13:27

Liuz
Member
From: Sichuan-China
Registered: 2025-08-04
Posts: 58

Re: From the entrance exam of The University of Tokyo

Wow,thanks!


I did get lost. Maybe I haven't gone too far. Now I have come to realize how wrong I have been all those years.

Offline

#6 2025-08-04 18:28:34

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 52,023

Re: From the entrance exam of The University of Tokyo


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#7 2025-08-04 19:03:36

Liuz
Member
From: Sichuan-China
Registered: 2025-08-04
Posts: 58

Re: From the entrance exam of The University of Tokyo

I get an idea.


I did get lost. Maybe I haven't gone too far. Now I have come to realize how wrong I have been all those years.

Offline

#8 2025-08-04 19:14:39

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 52,023

Re: From the entrance exam of The University of Tokyo

Hi,


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

Board footer

Powered by FluxBB