[Array,Float32Array,Float64Array].forEach(object=>{
if(object.prototype.sumSquared==null)
Object.defineProperty(object.prototype, "sumSquared", {
value(i=0,end=this.length-1,sum=0) {
for(;i<=end;i++) sum+=this[i]**2;
return sum;
},
writable: true,
configurable: true
});
})