(Symbol of Mathematical Operation)
Factorial symbols and "!"in mathematics On punctuation. Write it in the same way.
“n！” Represents the factorial of n.
definition
Is the factorial Keyston? The operation symbol invented by Christian Cramp (1760c 1826) in 1808.
Factorial factor is also a term in mathematics.
The factorial means 1×2×3×4×? ×n； The product is the factorial of n.
Question 2: What do the two exclamation points in mathematics mean? Double factorial uses "m! ! "Express
When m is a natural number, it means the product of all positive integers not exceeding m and having the same parity with m, such as:
Example:
3! ! = 1*3=3
5! ! = 1*3*5= 15
6! ! =2*4*6=48
8! ! =2*4*6*8=384
Another 0! ! = 1! ! = 1
2! ! =2
Question 3: What does the exclamation mark ","mean in mathematics? Factorial factor, for example, 3! = 1*2*3
Question 4: What does the exclamation point mean? Mathematical exclamation point means factorial, such as 4! =4*3*2* 1