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Example 1linearalg_DET101
verbose 
Start 2 By 2 Determinant
1st Row
1st Column
a plus 1 2nd Column
b 2nd Row
1st Column
c 2nd Column
d EndDeterminant
equals leftparenthesis a plus 1 rightparenthesis d minus b c 

brief 
Start 2 By 2 Determinant
1st Row
1st Column
a plus 1 2nd Column
b 2nd Row
1st Column
c 2nd Column
d EndDeterminant
equals leftp'ren a plus 1 rightp'ren d minus b c 

superbrief 
2 By 2 Determinant
1st Row
1st Column
a plus 1 2nd Column
b 2nd Row
1st Column
c 2nd Column
d EndDeterminant
equals L p'ren a plus 1 R p'ren d minus b c 
