Un espacement vertical en LaTeX,

Pour créer un espacement vertical vide entre deux paragraphes, vous pouvez utiliser la commande \hspace suivie par la longueur de l'espacement souhaité. Les unités possibles sont

pt point (1 in = 72.27 pt)
pc pica (1 pc = 12 pt)
in inch (1 in = 25.4 mm)
bp big point (1 in = 72 bp)
cm centimetre (1 cm = 10 mm)
mm millimetre
dd didot point (1157 dd = 1238 pt)
cc cicero (1 cc = 12 dd)
sp scaled point (65536 sp = 1 pt)

Vertical spacing in LaTeX
To produce (horizontal) blank space within a paragraph, use \hspace, followed by the length of the blank space enclosed within braces. The length of the skip should be expressed in a unit recognized by LaTeX.