Sciences
- Substitution reaction, where a functional group in a chemical compound is replaced by another group
- Substitution (logic), a syntactic transformation on strings of symbols of a formal language
- Substitution of variables
- Substitution cipher, a method of encryption
- String substitution, a mapping of letters in an alphabet to languages
- Substitution method, a method of measuring the transmission loss of a fiber
- Base-pair substitution or point mutation, a type of mutation
- Substitution, a process in which an allele arises and undergoes fixation
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Famous quotes containing the word sciences:
“Indubitably, Magick is one of the subtlest and most difficult of the sciences and arts. There is more opportunity for errors of comprehension, judgement and practice than in any other branch of physics.”
—Aleister Crowley (1875–1947)
“All the sciences are now under an obligation to prepare for the future task of philosopher, which is to solve the problem of value, to determine the rank order of values.”
—Friedrich Nietzsche (1844–1900)
“Normally, the sciences distance themselves from life and the return to it via a detour.”
—Johann Wolfgang Von Goethe (1749–1832)