Counterfactual conditionals are specifically subjunctive conditionals whose antecedents are in fact false, hence the name. Subjunctive conditionals are familiar from ordinary language. Pic is a procedural programming language, with variable assignment, macros, conditionals, and looping. A few examples of this include conditionals, auxiliaries, adverbs, and nouns. For general information on conditionals in English, see English conditional sentences (and also below). The strict conditionals may avoid paradoxes of material implication. However the term used technically may apply to conditionals with true antecedents as well. In this author's opinion, restrictions prohibiting either conditionals or semaphore arrays are artificial. Strictly speaking, a contraposition can only exist in two simple conditionals. However, a contraposition may also exist in two complex, universal conditionals, if they are similar. The algorithm makes calculations for conditionals for belief functions possible. Tensed sentences, on the other hand, do not have such truth conditionals. AppleScript offers two kinds of conditionals. More importantly, using such conditionals also simplifies the core of the Gregorian calculation. Conversely, every method for evaluating conditionals can be seen as a way for performing revision.