MATHEMATICS AND MENTAL CALCULUS
Journal Title: Journal of Science And Arts - Year 2010, Vol 12, Issue 1
Abstract
This paper presents some great skills of both mathematicians and nonmathematicians in mental calculus. These information are important because the personalities we spoke about were very significant for their times and their work meant a lot for the progress of the mathematical science.
Authors and Affiliations
Marina Toma
A NEW INEQUALITY AND IDENTITY
In this paper we introduce the new inequality and identity called (M, N), that Hayashi's inequality is only a special case. Then we will present some interesting applications.
OPTICAL EMISSION SPECTROMETRY AND METALLOGRAPHIC EXAMINATION OF ROMAN MIRRORS FROM DOBRUDJA, ROMANIA
The miscellaneous population of Roman Empire, their diverse cultural tradition, their ability to assimilate the roman civilization spirits, had determinate a permanent reassessment on roman contribution. the object of th...
MODELING THE TEMPERATURE DEPENDENCE OF DYNAMIC VISCOSITY FOR RAPESEED OIL
In this article we calculated dynamic viscosity for a number of vegetable oils (crude rapeseed oil, degummed rapessed oil, rapeseed oil dry, rapeseed oil bleached and rapeseed oil refined) at temperatures from 313K to 36...
SOME FUNCTIONAL RELATIONS INVOLVING I-FUNCTION USING FRACTIONAL INTEGRAL OPERATORS
There are many papers in mathematical literature in which the functional relation associated with the hypergeometric functions and the logarithmic derivative of gamma function (digamma function) is derived using the appl...
STRUCTURAL HARDENING MECHANISM OF LEAD-CADIUM-CALCIUM-TIN-SILVER ALLOYS FOR BATTERY GRIDS
The reequilibration of supersatured Pb-Ca-Cd-Sn-Ag alloys was studied by several experimental methods: hardness measurements, optical and electron microscopy, electron microprobe. Two structural states were considered; a...