Old Lace (comics) a girl that they had witnessed their parents sacrificing. Old Lace has a telepathic bond with Gert. This lets her feel each other's thoughts and pain, and allows Old Lace to act on Gert's emotions. Old Lace got her name from Gert Yorkes, who had temporarily been using "Arsenic" as her codename (essentially making the pair Arsenic and Old Lace, after the play and film of the same name). Though Gertrude later dropped the codename after deciding that some things from her parents (such as her real name) were worth keeping, Old Lace's name stuck. During their final encounter with
Identity element Identity element In mathematics, an identity element or neutral element is a special type of element of a set with respect to a binary operation on that set, which leaves other elements unchanged when combined with them. This concept is used in algebraic structures such as groups and rings. The term "identity element" is often shortened to "identity" (as will be done in this article) when there is no possibility of confusion, but the identity implicitly depends on the binary operation it is associated with. Let be a set with a binary operation ∗ on it. Then an element of