{
const width = 350;
const height = 350;
const margin = {top: 20, right: 20, bottom: 40, left: 40};
const svg = d3.create("svg")
.attr("width", width)
.attr("height", height);
const plotArea = svg.append("g")
.attr("transform", `translate(${margin.left},${margin.top})`);
const innerWidth = width - margin.left - margin.right;
const innerHeight = height - margin.top - margin.bottom;
const x = d3.scaleLinear()
.domain(d3.extent(data_new, d => d.longitud_sepalo))
.range([0, innerWidth]);
const y = d3.scaleLinear()
.domain(d3.extent(data_new, d => d.longitud_petalo))
.range([innerHeight, 0]);
const color = d3.scaleSequential()
.domain(d3.extent(data_new, d => d.area_petalo))
.interpolator(d3.interpolatePlasma);
const radius = d3.scaleSqrt()
.domain(d3.extent(data_new, d => d.area_petalo))
.range([2, 10]);
plotArea.selectAll("circle")
.data(data_new)
.enter()
.append("circle")
.attr("cx", d => x(d.longitud_sepalo))
.attr("cy", d => y(d.longitud_petalo))
.attr("r", d => radius(d.area_petalo))
.attr("fill", d => color(d.area_petalo))
.attr("opacity", 0.8);
plotArea.append("g")
.attr("transform", `translate(0,${innerHeight})`)
.call(d3.axisBottom(x));
plotArea.append("g")
.call(d3.axisLeft(y));
return svg.node();
}