only half-width characters/numbers are validとは 意味・読み方・使い方

a field containing only binary characters

real but not expressible as the quotient of two integers

a fraction of which the denominator and/or numerator are fractions

the dot that indicates the point where numbers less than one begin

an integral number that is divisible by two

either 0 or 1 in binary notation

the parity of odd numbers (not divisible by two)

a common factor of two or more integral numbers

0 and 1 are digits

of or pertaining to a number system have 2 as its base

a number that is half of the whole of something

These numbers and letters have a special meaning.

the shorter of the two telegraphic signals used in Morse code

an integer that is divisible without remainder by at least one positive integer other than itself and one

the integer part (positive or negative) of the representation of a logarithm

Please input using half-width English numbers and letters, using more than 8 characters but less than 32.

the mean value of a set of numbers

the number of significant figures given in a number

there are 8 bits in a byte

a number that is divisible only by itself and 1

a fraction with fractions in the numerator or denominator

outwardly, the figure is smooth

the lowest common multiple of two or more natural numbers

any of the natural numbers (positive or negative) or zero

an integer equal to or greater than ten

a typeface is which each character is given the same width (as by a typewriter)

to add two or more numerical values

the longer of the two telegraphic signals used in Morse code

Please type using half-width characters.

Only four of the 47 hiragana characters are missing.