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this.mt[this.mti] = (((((s & 0xffff0000) >>> 16) * 1812433253) << 16) + (s & 0x0000ffff) * 1812433253)
+ this.mti;

this.state[this.stateIndex] = (((((s & 0xffff0000) >>> 16) * 1812433253) << 16) + (s & 0x0000ffff) * 1812433253) + this.stateIndex;
this.state[this.stateIndex] >>>= 0;

// avoid multiplication overflow: split 32 bits into 2x 16 bits and process them individually

state[i]  = (
	(
		(
			(
				( s & 0xffff0000 ) >>> 16
			) * 1812433253
		) << 16
	) + ( s & 0x0000ffff ) * 1812433253
) + i;

this.mt[this.mti] =
    (((((s & 0xffff0000) >>> 16) * 1812433253) << 16) + (s & 0x0000ffff) * 1812433253) + this.mti;
this.mt[this.mti] >>>= 0;