During Europe's Dark Ages, in the Middle East and especially Iran, polymath poets such as Omar Khayyam continued to popularize this form of poetry, also known as Ruba'i, well beyond their borders and time. Michel de Nostredame (Nostradamus) used the quatrain form to deliver his famous prophecies in the 16th century.
DEFINITION of 'Future Value-FV'. The value of an asset or cash at a specified date in the future that is equivalent in value to a specified sum today. There are two ways to calculate FV: 1) For an asset with simple annual interest: = Original Investment x (1+(interest rate*number of years)).
LV, Light Value and EV, Exposure Value, are terms used to allow easy discussion of exposure and light without the confusion of the many equivalent combinations shutter speeds and apertures. LV refers to how bright the subject is. EV is the exposure setting on the camera. You may have seen them if you like to read the fine print of camera specifications. They are used to specify ranges of light levels for metering and autofocus.