substitutivity

As nouns the difference between terms and substitutivity

is that terms is while substitutivity is (philosophy) a logical relationship in which two terms can be mutually substituted without affecting the truth value of any propositions in which the terms occur, thereby establishing that the terms are identical.

As nouns the difference between identical and substitutivity

is that identical is something which has exactly the same properties as something else while substitutivity is a logical relationship in which two terms can be mutually substituted without affecting the truth value of any propositions in which the terms occur, thereby establishing that the terms are identical.

As an adjective identical

is bearing full likeness by having precisely the same set of characteristics; indistinguishable.

As nouns the difference between proposition and substitutivity

is that proposition is the act of offering (an idea) for consideration while substitutivity is a logical relationship in which two terms can be mutually substituted without affecting the truth value of any propositions in which the terms occur, thereby establishing that the terms are identical.

As a verb proposition

is to propose a plan to (someone).

As nouns the difference between substitute and substitutivity

is that substitute is a replacement or stand-in for something that achieves a similar result or purpose while substitutivity is (philosophy) a logical relationship in which two terms can be mutually substituted without affecting the truth value of any propositions in which the terms occur, thereby establishing that the terms are identical.

As a verb substitute

is to use in place of something else, with the same function.

As an adverb mutually

is in the same way, each to the other; reciprocally.

As a noun substitutivity is

(philosophy) a logical relationship in which two terms can be mutually substituted without affecting the truth value of any propositions in which the terms occur, thereby establishing that the terms are identical.

As nouns the difference between term and substitutivity

is that term is term while substitutivity is (philosophy) a logical relationship in which two terms can be mutually substituted without affecting the truth value of any propositions in which the terms occur, thereby establishing that the terms are identical.

As nouns the difference between relationship and substitutivity

is that relationship is connection or association; the condition of being related while substitutivity is a logical relationship in which two terms can be mutually substituted without affecting the truth value of any propositions in which the terms occur, thereby establishing that the terms are identical.

As an adjective logical

is (not comparable) in agreement with the principles of logic.

As a noun substitutivity is

(philosophy) a logical relationship in which two terms can be mutually substituted without affecting the truth value of any propositions in which the terms occur, thereby establishing that the terms are identical.