note that
and
represent true and false, respectively
number |
equivalence |
rule name |
E1 |
|
|
E2 |
|
|
E3 |
|
|
E4 |
|
|
E5 |
|
|
E6 |
|
|
E7 |
|
|
E8 |
|
|
E9 |
|
|
E10 |
|
|
E11 |
|
|
E12 |
|
|
E13 |
|
|
E14 |
|
distributivity |
E15 |
|
distributivity |
E16 |
|
de morgan |
E17 |
|
de morgan |
E18 |
|
|
E19 |
|
|
E20 |
|
|
E21 |
|
|
E22 |
|
|
E23 |
|
|
number |
implication |
rule name |
I1 |
|
|
I2 |
|
|
I3 |
|
|
I4 |
|
|
I5 |
|
|
I6 |
|
|
I7 |
|
|
I8 |
|
|
I9 |
|
|
I10 |
|
|
I11 |
|
|
I12 |
|
|
I13 |
|
|
I14 |
|
|
logical implication
number |
implication |
I'1 |
|
I'2 |
|
I'3 |
|
I'4 |
|
I'5 |
|
I'6 |
|
I'7 |
|
I'8 |
|
I'9 |
|
I'10 |
|
name |
rule of inference |
Universal Instantiation |
where
is some arbitrary element of the universe |
Universal Generalization |
where
holds for every element
of the universe |
Existential Instantiation |
where
is some element of the universe of discourse. it is not arbitrary but must be one for which
is true |
Existential Generalization |
where
is an element of the universe |