"함수 power()"의 두 판 사이의 차이

 
(사용자 2명의 중간 판 20개는 보이지 않습니다)
1번째 줄: 1번째 줄:
[[category: math]]
[[category: math]]
{{다른뜻|전력}}
{{다른뜻|전력}}
{{다른뜻|power}}
==개요==
==개요==
;power
;power
9번째 줄: 10번째 줄:
:power(2, -3) → 0.125
:power(2, -3) → 0.125
:power(3, 4) → 81
:power(3, 4) → 81
==C==
{{참고|C언어 pow()}}
<syntaxhighlight lang='c' run>
#include <stdio.h>
#include <math.h>
int main() {
    printf("%f\n", pow(2, -3)); // 0.125000
    printf("%f\n", pow(2, 10)); // 1024.000000
}
</syntaxhighlight>
==C++==
[[분류: C++]]
{{참고|C++ pow()}}
<syntaxhighlight lang='cpp' run>
#include <iostream>
#include <cmath>
using namespace std;
int main() {
    cout << pow(2, -3) << endl; // 0.125
    cout << pow(2, 10) << endl; // 1024
}
</syntaxhighlight>


==Excel==
==Excel==
[[category: Excel]]
[[category: Excel]]
<source lang='php'>
<syntaxhighlight lang='php'>
=POWER(2,-3)
=POWER(2,-3)
// 0.125
// 0.125
=POWER(3,4)
=POWER(3,4)
// 81
// 81
</source>
</syntaxhighlight>
 
==Java==
[[분류: Java]]
{{참고|자바 pow()}}
<syntaxhighlight lang='Java'>
public class MyClass {
    public static void main(String args[]) {
        System.out.println( Math.pow(2, -3) ); // 0.125
        System.out.println( Math.pow(3, 0) ); // 1.0
        System.out.println( Math.pow(3, 1) ); // 3.0
        System.out.println( Math.pow(3, 2) ); // 9.0
        System.out.println( Math.pow(3, 4) ); // 81.0
    }
}
</syntaxhighlight>


==JavaScript==
==JavaScript==
[[category:JavaScript]]
[[category:JavaScript]]
<source lang='JavaScript'>
{{참고|JavaScript Math.pow()}}
console.log( Math.pow(3,2) ); // 9
<syntaxhighlight lang='JavaScript' run>
</source>
console.log( Math.pow(2, -3) ); // 0.125
console.log( Math.pow(2, 3) ); // 8
</syntaxhighlight>
 
==Perl==
[[category:Perl]]
<syntaxhighlight lang='perl'>
print 2**-3;
# 0.125
print 3**4;
# 81
</syntaxhighlight>


==PHP==
==PHP==
[[category: PHP]]
[[category: PHP]]
<source lang='php'>
{{참고|PHP pow()}}
echo pow(2, -3);
<syntaxhighlight lang='php' run>
echo pow(3, 4);
var_dump( pow(2, -3) ); # float(0.125)
</source>
var_dump( pow(3, 4) ); # int(81)
</syntaxhighlight>


==Python==
==Python==
[[category: python]]
[[category: python]]
<source lang='python'>
{{참고|파이썬 **}}
print(2**-3)
{{참고|파이썬 pow()}}
# 0.125
<syntaxhighlight lang='python' run>
print(3**4)
print(2**-3) # 0.125
# 81
print(3**4) # 81
</source>
</syntaxhighlight>
<source lang='python'>
<syntaxhighlight lang='python' run>
print(pow(2,-3))
print(pow(2,-3)) # 0.125
# 0.125
print(pow(3,4)) # 81
print(pow(3,4))
</syntaxhighlight>
# 81
</source>


==Perl==
==SQLite==
[[category:Perl]]
<syntaxhighlight lang='sqlite3' run>
<source lang='perl'>
SELECT 3*3*3*3;
print 2**-3;
</syntaxhighlight>
# 0.125
print 3**4;
# 81
</source>


==Ruby==
==Ruby==
[[category: Ruby]]
[[category: Ruby]]
<source lang='Ruby'>
<syntaxhighlight lang='Ruby'>
puts 2**-3
puts 2**-3
# 1/8
# 1/8
puts 3**4
puts 3**4
# 81
# 81
</source>
</syntaxhighlight>


==같이 보기==
==같이 보기==
*[[함수 exp()]]
*[[함수 exp()]]
*[[함수 sqrt()]]
*[[함수 sqrt()]]
*[[sqrt]]
*[[거듭제곱]]
*[[거듭제곱]]
*[[별표]]
*[[별표]]

2023년 10월 31일 (화) 02:48 기준 최신판

  다른 뜻에 대해서는 전력 문서를 참조하십시오.
  다른 뜻에 대해서는 power 문서를 참조하십시오.

1 개요[ | ]

power
pow
**
  • Returns base raised to the power of exp.
  • test set
power(2, -3) → 0.125
power(3, 4) → 81

2 C[ | ]

#include <stdio.h>
#include <math.h>
int main() {
    printf("%f\n", pow(2, -3)); // 0.125000
    printf("%f\n", pow(2, 10)); // 1024.000000
}

3 C++[ | ]

#include <iostream>
#include <cmath>
using namespace std;

int main() {
    cout << pow(2, -3) << endl; // 0.125
    cout << pow(2, 10) << endl; // 1024
}

4 Excel[ | ]

=POWER(2,-3)
// 0.125
=POWER(3,4)
// 81

5 Java[ | ]

public class MyClass {
    public static void main(String args[]) {
        System.out.println( Math.pow(2, -3) ); // 0.125
        System.out.println( Math.pow(3, 0) ); // 1.0
        System.out.println( Math.pow(3, 1) ); // 3.0
        System.out.println( Math.pow(3, 2) ); // 9.0
        System.out.println( Math.pow(3, 4) ); // 81.0
    }
}

6 JavaScript[ | ]

console.log( Math.pow(2, -3) ); // 0.125
console.log( Math.pow(2, 3) );  // 8

7 Perl[ | ]

print 2**-3;
# 0.125
print 3**4;
# 81

8 PHP[ | ]

var_dump( pow(2, -3) ); # float(0.125)
var_dump( pow(3, 4) ); # int(81)

9 Python[ | ]

print(2**-3) # 0.125
print(3**4) # 81
print(pow(2,-3)) # 0.125
print(pow(3,4)) # 81

10 SQLite[ | ]

SELECT 3*3*3*3;

11 Ruby[ | ]

puts 2**-3
# 1/8
puts 3**4
# 81

12 같이 보기[ | ]

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