SOFTWARE/LINGO 14.0
 

della Lindo Systems Inc.
distribuito in esclusiva in Italia da TStat S.r.l.

Built-In Functions


MATHEMATICAL FUNCTIONS

Absolute value

Powers of e

Natural logarithms

Log-Gamma

Check numeric sign

Modulo

Sine

Cosine

Tangent

Power
Square
Square root
Maximum
Minimum

PROBABILITY FUNCTIONS

Cumulative Distribution

Cumulative FDistribution

Cumulative t

Cumulative Hypergeometric  

Cumulative Binomial

Cumulative Chi-squared

Cumulative Poisson
   Distribution

Cumulative Normal

Unit normal linear loss

Linear loss for Poisson

Erlang loss, Erlang busy

Finite Source Poisson

Random and Quasi-random Number Generators

SET FUNCTIONS

Generate set of
   constraints

Summation

Return the number of elements

Return minimum or
   maximum element

Test for set membership

INTEGER/
DOMAIN FUNCTIONS

Restrict variables to be
   General Intege

Restrict variables to be Binary Integer

Set upper and lower bounds on variables
Remove upper and lower limits on variable

DATA IMPORT/EXPORT FUNCTIONS

Read data from text files and popular database
   and spreadsheet applications
FINANCIAL FUNCTIONS
Present value
Present value of an annuity
INTERFACE FUNCTIONS
Include data from external text files
Open ODBC links between LINGO and databases
Move data and solutions back and forth from Excel using OLE based transfers
Transfer data directly through shared memory locations with the Dynamic Link Library (DLL).
REPORT FUNCTIONS
Dual value
Format
Return total number of iterations required to solve the model
Allowable decrease on a specific variable's objective coefficient or on a specified row's right-hand side
Status of the solution process
Write solution and sensitivity information to text, database and spreadsheet files

MISCELLANEOUS FUNCTIONS
IF
Warn

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