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{{Short description|Soviet and Israeli mathematician and chemical engineer}} ...al equation]]s, [[Bounded variation|functions of bounded variation]] and [[chemical kinetics]]. ...

...ile substances). This included both naturally occurring sal ammoniac and [[Chemical synthesis|synthetic]] ammonium chloride as produced from [[Organic compound ...s or services including pharmaceuticals and medical equipment, polymer and chemical products, and industrial machinery. Among them, 250 companies exported $400 ...