EntityQ331879· pop 15· linked from 114 articlestransition curveSign in to saveincreasing degree of curvatureConnectionsrailway trackEntitysignalling controlEntityrubber-tyred metroEntityLeonhard EulerEntityInternational Standard Book NumberEntityaccelerationEntityGhentEntityBrugesEntityrailway stationEntityinfrastructureEntityquadratic equationEntityparabolaEntitypolynomialEntitythree-dimensional spaceEntityCartesian coordinate systemEntitytangentEntityWilliam John Macquorn RankineEntitytrack gaugeEntitysine waveEntityrailEntityCategoriesSpiralsTrack geometryTransportation engineering