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In computer science, a lookup table (LUT) is an array that replaces runtime computation with a simpler array indexing operation, in a process termed as direct addressing.The savings in processing time can be significant, because retrieving a value from memory is often faster than carrying out an "expensive" computation or input/output operation. [1]
Use of a user-defined function sq(x) in Microsoft Excel. The named variables x & y are identified in the Name Manager. The function sq is introduced using the Visual Basic editor supplied with Excel. Subroutine in Excel calculates the square of named column variable x read from the spreadsheet, and writes it into the named column variable y.
Dirichlet function: is an indicator function that matches 1 to rational numbers and 0 to irrationals. It is nowhere continuous. Thomae's function: is a function that is continuous at all irrational numbers and discontinuous at all rational numbers. It is also a modification of Dirichlet function and sometimes called Riemann function.
New details are emerging about the case against Luigi Mangione, the man indicted on murder charges in the deadly shooting of UnitedHealthcare CEO Brian Thompson in New York City. The 26-year-old ...
For example, a 70-year-old investing $100,000 in an immediate annuity today might receive: $600 to $800 in monthly payments for life. $7,200 to $9,600 in total annual income.
It included a "Recover" function to make damaged databases usable again and expanded capabilities to import data from dBase II (and III) as well as Lotus 1-2-3. [4] The software had been prepared for internationalization and achieved this when a German version (called F&A (in German) ) was released, followed by release in several other languages.
A few short bursts of exercise throughout the day may reduce heart disease risk by 50%, according to new research. Women specifically showed the most pronounced effects of short bursts of activity ...
Below are a few examples of how XQuery can be used: Extracting information from a database for use in a web service. Generating summary reports on data stored in an XML database. Searching textual documents on the Web for relevant information and compiling the results. Selecting and transforming XML data to XHTML to be published on the Web.