East Sea ( Sea of Japan )

Quadruple Products

Before you see this post,

see

A Triple Vector Product : Cross Product

A Triple Vector Product : Cross Product

Before you see this post,

see

Sum and Products by Unit Vector

A Triple Vector Product : Dot Product.

Before you see this post,

see

Sum and Products by Unit Vector

Various Proofs of Pythagorean Theorem

There are various proofs of Pythagorean Theorem.

I will show you 3 proofs.

There would be more proofs.

Do you want to see more proofs,

click

Pythagorean theorem

and reply more proofs.

A Property of Limit of A Function : n-th root of f (x)

Before you see this post,

See

A Property of Limit of A Function : {f(x)}^n

f(x) and n-th root of f(x) are continuous functions.

n ∈ ℕ (natural number )

A Property of Limit of A Function : {f(x)}^n

Before you see this post,

See

A Property of Limit of A Function : f(x)g(x)

f(x) and {f(x)}^n are continuous functions.

n ∈ ℕ (natural number )

Sum and Products by Unit Vector

Before you see this post,

see

Unit Vector

and

Vector products

Sum of Vectors

Dot Product

Before you calculate vectors by cross product,

Remember that hand.

Cross Product

Chicken

Unit Vector

Vector products

In cross product, it is very important to calculate in order.

Here is order for cross product.

Vector

A Good Brother

Airbags Service at A Dental Hospital

Double Airbags

Hangeul, Korean Alphabet

See more

http://www.korean.go.kr/front_eng/roman/roman_01.do

Ppogeuli

How to Cook Ppogeuli

I usually ate Bbogeuli

 when I was in military service

 for about 2 years.

Bbogeuli is ramen that is cooked 

in its own plastic bag, not in a pot.

Let's look how to cook Bbogeuli. 

A Curry Ramen.

  

Its Materials

    

First, Break the noodle 

inside the plastic bag.

While you are breaking,

 there have to be only noodle

 in the plastic bag.

Pour flake.

Boil water.

If you are able to get hot water instantly,

This process is not needed.

Pour hot water in the plastic bag.

Close the plastic bag by pincers 

for about 5 minutes.

Pour some water.

Pour soup.

Last, whip materials. 

A Property of Limit of A Function : cf(x)

f(x) is a continuous function.

A Property of Limit of A Function : constant

Uniqueness of Limit of A Function

f(x) is a continuous function

Derivative