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n-gram

nanoseconda contiguous sequence of n items from a given sample of text or speech

napiers bonesa unit of time in the International System of Units equal to one billionth of a second

narcissistic numbersnumbered rods which can be used to perform multiplication of any number by a number 2-9

natural logarithma given number base b is a number that is the sum of its own digits each raised to the power of the number of digits.

natural numberits logarithm to the base of the mathematical constant e

e^{Ln(x)}= x

nearest neighbor interpolationthe positive integers (whole numbers)

1, 2, 3, ...

negationa simple method of multivariate interpolation in one or more dimensions

negativereverses the truth value of a given statement.

~

negative binomial distributionnumbers or values less than 0

net cost equivalenta special case of the discrete phase-type distribution

net cost pricecommunicates how many pennies of cost the buyer must pay for every $1 of List Price

net incomethe amount paid by the customer after all discounts and rebates are applied

net present valueincome minus cost of goods sold, expenses, depreciation and amortization, interest, and taxes for an accounting period

net profita method of balancing the current value of all future cash flows generated by a project against initial capital investment

Cash flow at time t/( = i)^{2}

net profit margingross profit minus operating expenses and taxes

newtonhow much net income or profit is generated as a percentage of revenue

(R - C)/R

newtons methoda temperature scale devised by Isaac Newton in 1701

nickelanother numerical method for solving an equation f...

nominal interest rateA currency unit worth 5 cents

nominal yieldthe interest rate before taking inflation into account.

nonagonthe coupon rate on a bond

norm9 sided polygon or 9-gon

normal approximation to the binomial distributiona vector space whose elements (vectors) are matrices (of given dimensions).

normal distributionwhen you use a continuous distribution (the normal distribution) to approximate a discrete distribution (the binomial distribution).

notationan arrangement of a data set in which most values cluster in the middle of the range and the rest taper off symmetrically toward either extreme.

NPVAn expression made up of symbols for representing operations, unspecified numbers, relations and any other mathematical objects

nuNet Present Value. Discounting all cash flows based on payments and interest rate to time 0

null hypothesisA letter of the greek alphabet used for math notation.

Ν ν

numberin a statistical test, the hypothesis that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.

H_{0}

number bondan arithmetical value, expressed by a word, symbol, or figure, representing a particular quantity and used in counting and making calculations and for showing order in a series or for identification. A quantity or amount.

number linea simple addition of two numbers that add up to give the sum

number seta line on which numbers are marked at intervals, used to order numbers. Smaller numbers are on the left and larger numbers are on the right.

numeratora collection of numbers

NYSIISthe number above the line in a common fraction

New York State Information and Intelligence Systems. A phonetic coding algorithm