Difference between revisions of "Mathematics"

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**곱셈/곱하기 - multiplication
 
**곱셈/곱하기 - multiplication
 
**나눗셈/나누기 - division
 
**나눗셈/나누기 - division
*등호 - equal sign
+
*등호 <[[等]][[號]]> - equal sign
** In a numerical formula, [ = ] is called '은/는'.
+
** In a numerical formula, the equal sign is read as '은/는'.
 
** 3 + 5 = 8 [삼 더하기 오'''는''' 팔]
 
** 3 + 5 = 8 [삼 더하기 오'''는''' 팔]
 
** 2 × 7 = 14 [ 이 곱하기 칠'''은''' 십사]
 
** 2 × 7 = 14 [ 이 곱하기 칠'''은''' 십사]
*구구단 <[[九]][[九]][[段]]> - multiplication tables
 
**구구단을 외우다 - memorize one's tables
 
**구구단을 외자 - multiplication table challenge, a game students play to practice the tables. The game starts with a short song. Students take turns testing each other. If you get something wrong, you lose and get a punishment, like a flick on the forehead. "외자" is a shorten form of "외우자" = "Let's memorize".
 
***벌 - punishments
 
****꿀밤 - flicking someone on their forehead. 꿀밤 is a honey chestnut. Flicking someone on the forehead is supposed to feel like getting hit by a falling chestnut.
 
****엉덩이로 이름을 쓰기 - writing your name in the air with your butt
 
 
*역원 <[[逆]][[元]]> - inverse element
 
*역원 <[[逆]][[元]]> - inverse element
*복소수 <[[複]][[素]][[數]]> - complex number
 
*분수 <[[分]][[數]]> - a fractional number [2/3]
 
*소수 <[[小]][[數]]> -  a decimal [0.6667]
 
 
*반올림 - rounding off
 
*반올림 - rounding off
 
*미적분 <[[微]][[積]][[分]]> - differential and integral calculus
 
*미적분 <[[微]][[積]][[分]]> - differential and integral calculus
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*실수 <[[實]][[數]]> - real number
 
*실수 <[[實]][[數]]> - real number
 
*자연수 <[[陽]]-[[整]][[數]]> - natural number
 
*자연수 <[[陽]]-[[整]][[數]]> - natural number
 
+
*복소수 <[[複]][[素]][[數]]> - complex number
 +
*분수 <[[分]][[數]]> - a fractional number [2/3]
 +
*소수 <[[小]][[數]]> -  a decimal [0.6667]
  
 
==Laws==
 
==Laws==
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*이항정리 <[[二]][[項]][[定]][[理]]> - binomial theorem
 
*이항정리 <[[二]][[項]][[定]][[理]]> - binomial theorem
 
**미분 방정식 <[[微]][[分]][[方]][[程]][[式]]> - differential equation
 
**미분 방정식 <[[微]][[分]][[方]][[程]][[式]]> - differential equation
 +
  
 
==Fields of Mathematics==
 
==Fields of Mathematics==
 
*대수학 <[[代]][[數]][[學]]> - algebra
 
*대수학 <[[代]][[數]][[學]]> - algebra
 
*집합론 <[[集]][[合]][[論]]> - set theory
 
*집합론 <[[集]][[合]][[論]]> - set theory
*조합론 - combinatorics
+
*조합론 <[[組]][[合]][[論]]> - combinatorics
 
*기하학 <[[幾]][[何]][[學]]> - geometry
 
*기하학 <[[幾]][[何]][[學]]> - geometry
*수치 해석 - numerical Analysis
+
*수치 해석 - numerical analysis
 
*정수론 <[[整]][[數]][[論]]> - number Theory
 
*정수론 <[[整]][[數]][[論]]> - number Theory
 
*선형대수학 <[[線]][[型]][[代]][[數]][[學]]> - linear algebra
 
*선형대수학 <[[線]][[型]][[代]][[數]][[學]]> - linear algebra
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*미적분학 <[[微]][積]][[分]][[學]]> - calculus
 
*미적분학 <[[微]][積]][[分]][[學]]> - calculus
 
*이산수학 <[[離]][[散]][[數]][[學]]> - discrete mathematics
 
*이산수학 <[[離]][[散]][[數]][[學]]> - discrete mathematics
 +
 +
==Multiplication table==
 +
*구구단 <[[九]][[九]][[段]]> - multiplication tables
 +
**구구단을 외우다 - memorize one's tables
 +
**구구단을 외자 - multiplication table challenge, a game students play to practice the tables. The game starts with a short song. Students take turns testing each other. If you get something wrong, you lose and get a punishment, like a flick on the forehead. "외자" is a shorten form of "외우자" = "Let's memorize".
  
 
{| class="wikitable"
 
{| class="wikitable"

Revision as of 03:48, 25 April 2011

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Math

  • 수학 <> - mathematics
  • 산수 <> - arithmetic
  • 계산(하다) <> - a calculation, to calculate
    • 계산기 < / > - a calculator
    • 공학용 계산기 - a calculator for engineer
  • 연산 <> - arithmetic operation
  • 사칙연산 <> - the four arithmetical operations
    • 덧셈/더하기 - addition
    • 뺄셈/빼기 - subtraction
    • 곱셈/곱하기 - multiplication
    • 나눗셈/나누기 - division
  • 등호 <> - equal sign
    • In a numerical formula, the equal sign is read as '은/는'.
    • 3 + 5 = 8 [삼 더하기 오 팔]
    • 2 × 7 = 14 [ 이 곱하기 칠 십사]
  • 역원 <> - inverse element
  • 반올림 - rounding off
  • 미적분 <> - differential and integral calculus
    • 미분 <> - differentiation
    • 적분 <> - integral calculus
  • 확률 <> - probability
  • 통계 <> - statistics
  • 홀수 <-> - an odd number
  • 짝수 <-> - an even number
  • 벡터공간 - vector space
  • 함수 <> - function


Number Systems

  • 정수 <> - integer
  • 유리수 <> - rational number
  • 실수 <> - real number
  • 자연수 <-> - natural number
  • 복소수 <> - complex number
  • 분수 <> - a fractional number [2/3]
  • 소수 <> - a decimal [0.6667]

Laws

  • 교환법칙 - commutative law
  • 피타고라스의 정리 - Pythagorean theorem
  • 이항정리 <> - binomial theorem


Fields of Mathematics

Multiplication table

  • 구구단 <> - multiplication tables
    • 구구단을 외우다 - memorize one's tables
    • 구구단을 외자 - multiplication table challenge, a game students play to practice the tables. The game starts with a short song. Students take turns testing each other. If you get something wrong, you lose and get a punishment, like a flick on the forehead. "외자" is a shorten form of "외우자" = "Let's memorize".
구구단
2단 3단 …… 9단
2×1=2 3×1=3 …… 9×1=9
2×2=4 3×2=6 …… 9×2=18
…… …… …… ……
2×9=18 3×9=27 …… 9×9=81

Examples

  • 1 + 2 [일 더하기 이]
  • 1 + 2 = 3 [일 더하기 이는 삼]
  • 5 - 4 [오 빼기 사]
  • 3 * 4 [삼 곱하기 사]
  • 5 / 2 (division) [오 나누기 이]
  • 2² [이의 이승 = 이의 제곱] (이에 이승 = 이에 제곱)
  • 2³ [이의 삼승 = 이의 세제곱] (이에 삼승 = 이에 세제곱)
  • ¼ [사분의 일] (사분에 일)
  • ½ [이분의 일] (이분에 일)
  • ¾ [사분의 삼] (사분에 삼)
  • 2.1 [이 점 일]
  • 0.9 [영 점 구]

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