(INFP stands for Introvert, iNtuitive, Feeling, Perceiving and represents individual's preferences in four dimensions characterising personality type, according to Jung's and Briggs Myers' theories of personality type.)
The least count is the value of the smallest scale division of the measurement instrument. Example: a ruler with marks 1 millimeter apart has a least count of 1 millimeter The least count of an instrument is the size of the smallest scale division on the instrument. The smaller the least count the more precise the instrument is said to be. For example a metric ruler which has millimeter marks has a least count of 1 mm or 0.1 cm. and when properly used it can make more precise measurements than one with centimeter marks.
Ian Whitelaw holds that the Mohenjo-Daro ruler is divided into units corresponding to 1.32 inches (33.5 millimetres) and these are marked out in decimal subdivisions with amazing accuracy, to within 0.005 inches (0.13 millimetres).