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{{Flag|Mississippi}}

{{Flag|Louisiana}}

{{US$|3}}

{{USD}}3

{{US$|14,174,342.34|2020|link=yes|round=-2}}

{{Flag|Mississippi|1995}}

{{Flagicon|Mississippi}}

{{Flagcountry|Alabama}}

{{Flagcountry|Mississippi}}

'''i''', '''i'''/'''k'''-plane: '''i'''{{nbsp}}⋅{{nbsp}}'''j'''{{nbsp}}={{nbsp}}'''k'''

1/'''j'''-plane: 1{{nbsp}}⋅{{nbsp}}'''j'''{{nbsp}}={{nbsp}}'''j''', '''j'''/'''k'''-plane: '''j'''{{nbsp}}⋅{{nbsp}}'''i'''{{nbsp}}={{nbsp}}-'''k'''

[[File:Quaternion 2.svg|thumb|right|Graphical representation of products of quaternion units as 90° rotations in the planes of 4-dimensional space spanned by two of {{math|{1, '''i''', '''j''', '''k'''}.}} The left factor can be taken as rotated by the right.{{bulleted list |In ''blue'': 1/'''i'''-plane: 1{{nbsp}}⋅{{nbsp}}'''i'''{{nbsp}}={{nbsp}}|In ''red'': }}]]