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单词 factorial
释义
factorial
noun[C]
mathematicsspecialized
uk
/fækˈtɔː.ri.əl/us
/fækˈtɔːr.i.əl/
theproductof(= theresultofmultiplying)awholenumberand all thewholenumbersbelow it:
阶乘，析因
The factorial of five (5 x 4 x 3 x 2 x 1) is 120.5的阶乘（即5×4×3×2×1）是120。
Four factorial (4 x 3 x 2 x 1) is 24.4的阶乘（即4×3×2×1）是24。
More examples
  • The factorial of anumbern is n*n-1 *n-2*... *1.
  • Assume that you have asimplemethodthatcalculatesthe factorial of anumber.
  • Thisresultcan be writtenconciselyintermsof factorials.
SMART Vocabulary: related words and phrases
Addition, subtraction, multiplication & division
  • add
  • add (something) up
  • addition sign
  • additive
  • arithmetical
  • coefficient
  • deduction
  • factorize
  • half
  • halve
  • long division
  • multiply
  • power
  • roundsomethingdown
  • subtraction sign
  • subtractive
  • table
  • takesomethingaway
  • times
  • treble
See more results »
factorial
adjective
uk
/fækˈtɔː.ri.əl/us
/fækˈtɔːr.i.əl/

factorialadjective(IN EXPERIMENT)

relatingto afactor(= afactorsituationthatinfluencesaresult):
析因的
anexperimentwith a factorialdesign(= with two or morefactors)析因设计的实验
More examples
  • Thesamplewascomposedof thefullfactorialcombinationofsex,ageandeducationwithequalnumbersin eachgroup.
  • Webeganwith thefullfactorialmodelinvolvingallpossiblemaineffectsandinteractions.
  • The 3 x 2 factorialstudywasdesignedtoassesstheefficacyandsafetyof 3 differentdoselevelsof doxorubicin.
SMART Vocabulary: related words and phrases
Testing, checking and experimenting
  • artefact
  • assay
  • calibrate
  • calibration
  • check out
  • crucible
  • experimenter
  • feeler
  • inoculate
  • inoculation
  • inspect
  • inspection
  • recheck
  • reinspect
  • reinspection
  • resample
  • rescreen
  • road test
  • screening
  • welfare check
See more results »

You can also find related words, phrases, and synonyms in the topics:

Causing things to happen

factorialadjective(MATHEMATICS)

mathematicsspecialized
relatingtofactorials:
阶乘的
Thenumberiscalculatedas amultiplication1 x 2 x 3 x 4 x 5 x 6=720, orexpressedin factorialmathematics: 6!=720.这个数字计算成乘法是1 x 2 x 3 x 4 x 5 x 6 = 720，或者用阶乘数学表示为: 6！= 720.
More examples
  • Theauthorappearsto haveassumedthisnumberwouldgrowat a factorialrate.
  • If, in thedefinitionof t, you go from onetermto the next bymultiplicationratherthanaddition, you get a factorialsequence.
SMART Vocabulary: related words and phrases
Addition, subtraction, multiplication & division
  • add
  • add (something) up
  • addition sign
  • additive
  • arithmetical
  • coefficient
  • deduction
  • factorize
  • half
  • halve
  • long division
  • multiply
  • power
  • roundsomethingdown
  • subtraction sign
  • subtractive
  • table
  • takesomethingaway
  • times
  • treble
See more results »
(Definition offactorialfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesoffactorial

factorial
The initial model was fullyfactorialwith all interactions included.
From theCambridge English Corpus
A fullfactorialmodel was used to assess important sources of variation in catches.
From theCambridge English Corpus
Factorialtreatment designs can readily be incorporated into loop designs.
From theCambridge English Corpus
Chapter 8 presents a very brief discussion on models of soil formation, essentially setting the groundwork for use of thefactorialapproach.
From theCambridge English Corpus
Figure 3 gives stack-based code for thefactorialprogram.
From theCambridge English Corpus
Tables showing the results offactorialexperiments tend to induce headaches.
From theCambridge English Corpus
When projected on the sampling map, the firstfactorialvalues described three areas.
From theCambridge English Corpus
When two or more independent variables (treatment conditions) are manipulated at the same time, we are dealing withfactorialexperiments.
From theCambridge English Corpus
Where possible, afactorialdesign was used, as is indicated in the text.
From theCambridge English Corpus
Analyzing unreplicatedfactorialexperiments: a review with some new proposals (with discussion).
From theCambridge English Corpus
This makes no asymptotic difference to thefactorialmoments, and thus the same conclusion holds.
From theCambridge English Corpus
Factorialdesigns would compare "manipulative," "colic," and "honest" (pain or hunger) cries.
From theCambridge English Corpus
As a justification for this, recall that trials may comprisefactorialcombinations of geographic locations and years.
From theCambridge English Corpus
The schematicfactorialtypology in (11) illustrates the interaction (jagged lines between columns indicate that all rankings are to be considered).
From theCambridge English Corpus
More generally, the main result of the basicfactorialtypology is maintained even now that metathesis candidates are included in the candidate set.
From theCambridge English Corpus
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.
#https://dictionary.cambridge.org//dictionary/english/factorial##
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更新时间：2025/5/6 17:12:47