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词汇 logarithm
释义 logarithm
noun[ C ]
uk /ˈlɒɡ.ə.rɪ.ðəm/ us /ˈlɑː.ɡə.rɪ.ðəm/(informallog)
the number that shows how many times a number, called the base, has to be multiplied by itself to produce another number. Adding or taking away logarithms can replace multiplying or dividing large numbers.对数
SMART Vocabulary: related words and phrases

Numbers generally
access code
binary number
C, c
cardinal
contextual variable
continuous variable
control variable
crore
lakh
logarithmically
million
mode
nos.
number
numeral
ordinate
outcome variable
place value
primality
prime number

Related words


logarithmic
logarithmically

logarithm | American Dictionary


logarithm
noun[ C ]
us/ˈlɔ·ɡəˌrɪð·əm, ˈlɑɡ·ə-/(short formlog, us/lɔɡ, lɑɡ/)
algebra
a number which shows how many times a particular number, called the base, has to be multiplied by itself to produce another number

logarithmic


adjectiveus/ˌlɔ·ɡəˈrɪð·mɪk, ˌlɑɡ·ə-/

Examples of logarithm


logarithm
Robots cannot replace syntactic models; but they can instantiate them, as a slide rule does the logarithm, lending credibility.
In any case, the above is a natural domain for a logarithm.
Figure 2 shows how taking the natural logarithm of the values of "length of residence" transforms the curvilinear relationship into a linear one.
We monitored the determinant of this matrix and figure 23 shows the logarithm of it.
This implies that the ratios of consumption to output and investment to output (in logarithm) can be characterized as stationary processes.
Let g denote the logarithm of a main demand aggregate that is decomposed into two subaggregates.
Note that as all logarithms appearing in the formulas for c1 (t) and c2 are positive, so c1 (t) and c2 are positive.
The independent variable for this fit was the logarithm of the geometricmean radius in each ring (we used logarithm because the filter radius grows geometrically).
Initial income per capita is measured by the logarithm of per-capita income in 1980.
These scores are negative logarithms of probabilities and therefore require addition as opposed to multiplication when two scores are combined.
Moreover, all bands predicted by the natural logarithm relationship have been described experimentally.
Because the distributions were highly skewed to the right, scores on these tasks were transformed by calculating the logarithm.
Linear regressions were developed between the logarithm of sampling-day streamflow and the chemical concentrations for each stream, ion and year.
On a logarithm scale, the data indicated associated transitions near 2 mm in other measured radiation and pinch parameters.
To ensure stationarity, we will consider the rate of growth of these variables, calculated as first differences of logarithms.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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