//https://talk.observablehq.com/t/including-html-and-tex-into-markdown/2003 md `## ${tb`[Balmer Formula's](https://en.wikipedia.org/wiki/Balmer_series#Balmer's_formula)`} Calculation for ${tb`[Discrete](https://en.wikipedia.org/wiki/Discrete_spectrum)`} ${tb`[Visible Spectral Line(s)](https://en.wikipedia.org/wiki/Balmer_series#Overview)`} Emitted from Principal Quantum Number 2 ${selectedElevels.sort((a,b)=>b-a).map(eLevel => { const lambda = calcLambda(eLevel); const hexcolor = getHex(lambda); return html`

${tb`[Electron's PQN](https://en.wikipedia.org/wiki/Energy_level)`}	${tb`[${tex`\lambda`}(nm)](https://en.wikipedia.org/wiki/Wavelength)`}	${tb`[Color](https://www.w3schools.com/colors/)`}	${tb`[Hex](https://www.w3schools.com/colors/colors_hexadecimal.asp)`}	${tb`[RGB](https://www.w3schools.com/colors/colors_rgb.asp)`}
${eLevel}	${calcLambda(eLevel)} ≃ ${λTexFormula(eLevel)}		${hexcolor}	${getRGB(lambda).replace("rgb","")}` } ) }

${ramp(t => { const i = Math.round(t * (visibleRange[1] - visibleRange[0] ) + visibleRange[0]) - visibleRange[0]; const displayLambdas = selectedElevels.map(eLevel => calcLambda(eLevel)); const rgb = displayLambdas.indexOf((i + visibleRange[0])) != -1 ? // Subset of Visible Spectrum xyz_rgb(cmf.slice(i * 3, i * 3 + 3)) : // Get specific color for given wavelength [0,0,0]; // Else assign black color return `rgb(${rgb.map(c => Math.round(c * 255))})`; }, 50)} `