“veryverythinmathspace”, “verythinmathspace”, “thinmathspace”, “mediummathspace”, “thickmathspace”, “verythickmathspace” and “veryverythickmathspace” are deprecated values for MathML lengths and will be removed at a future date.
"Veryverythinmathspace", "verythinmathspace", "thinmathspace", "mediummathspace", "thickmathspace", "verythickmathspace" e "veryverythickmathspace" son valores desaproveitados para as lonxitudes de MathML e eliminaranse nunha data futura.