Z-VALUED FUNCTION ON SEMIGROUPS, Z-VALUED SEQUILINEAR FORMS

NUMERAL SYSTEMS OF GREAT ANCIENT HUMAN CIVILIZATIONS

We present here a systematic study of numeral systems of world’s renowned ancient human civilizations. We discuss their important properties regarding number of different symbols, base, positional or place-value characte...

A PROBLEM IN NONLINEAR OPTIMIZATION

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...

ANALYSIS OF Cr, Fe, Mn, Ni AND Zn FROM MOSSES BY NAA, AAS AND ICP-AES METHODS

Nuclear Analytical Methods can be used for research activities on environmental studies like water quality assessment, pesticide residues, global climatic change (transboundary), pollution and remediation. Heavy metal po...