Typo in parametric-form.xml

[jplusequalt]

ila/src/parametric-form.xml

Line 72 in 89587ee

 \syseq{x = 1 - 5z; y = -1 - 2z; z = \. \+ z} \qquad \text{$z$ any real number.} 

z any real number -> z is any real number