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Definition of Significant digit
1. Noun. Any digit of a number that is known with certainty; any digit of a number beginning with the leftmost non-zero digit and ending with the rightmost non-zero digit (or a zero considered to be the exact value). "He calculated the answer to four significant figures"
Definition of Significant digit
1. Noun. (mathematics) A digit that is nonzero, or when it is zero, it is followed only by zero digits. Used in rounding. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Significant Digit
Literary usage of Significant digit
Below you will find example usage of this term as found in modern and/or classical literature:
1. Plane Trigonometry with Practical Applications by Leonard Eugene Dickson (1922)
"the first significant digit of a positive number lies p places to the left ...
In 930, the first significant digit 9 lies two places to the left of units' ..."
2. The Elements of Statistical Method by Willford Isbell King (1912)
"Now count the number of periods from the decimal point to the first significant
digit. This will give the number of the first significant digit of the root. ..."
3. The Elements of Statistical Method by Willford Isbell King (1912)
"This will give the number of the first significant digit of the root. Examples: 1.
V36'00. Counting periods to the first significant digit gives + 2. ..."
4. Pelicotetics, Or, The Science of Quantity: An Elementary Treatise on Algebra by Archibald Sandeman (1868)
"(3) When one of the two numbers is denoted by a single significant digit and the
other by a row of digits two or more ..."
5. Five-figure Mathematical Tables: Consisting of Logs and Cologs of Numbers ...by Edwin Chappell by Edwin Chappell (1915)
"... of ciphers between the decimal point and the first significant digit- Thus
... tenfold- If the first significant digit on the left is greater than 4, ..."
6. Five Place Logarithmic Tables: Together with a Four Place Table of Natural by Charles Hamilton Ashton, Walter Randall Marsh (1902)
"From the table it may be seen that any number less than 1 and containing no zeros
between the decimal ' point and the first significant digit is — 1 ..."
7. A Treatise on Computation: An Account of the Chief Methods for Contracting by Edward Mann Langley (1895)
"Thus in the number 17358 the first significant digit, 1, is 4 places beyond the
unit place to the left, hence the characteristic of its logarithm must be 4; ..."
8. A Treatise on Computation: An Account of the Chief Methods for Contracting by Edward Mann Langley (1895)
"Thus in the number 17358 the first significant digit, 1, is 4 places beyond the
unit plane to the left, hence the characteristic of its logarithm must be 4; ..."
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