d3.geoHammerRetroazimuthal() d3.geoHammerRetroazimuthalRaw(phi0)

healpix.lobes([lobes]) If lobes is specified, sets the number of lobes (the parameter H in the literature)

d3.geoMtFlatPolarParabolic() d3.geoMtFlatPolarParabolicRaw

d3.geoLagrange() d3.geoLagrangeRaw(n)

d3.geoEckert5() d3.geoEckert5Raw

d3.geoEckert4() d3.geoEckert4Raw

d3.geoPatterson() d3.geoPattersonRaw

d3.geoPeirceQuincuncial()

d3.geoModifiedStereographicAlaska()

d3.geoTwoPointAzimuthalUsa()