What is the difference between can not, cannot, and cant? The phrase "can not" may mean "cannot" or "can't," but it also may mean "able not to," which is much different than "not able to" as it conveys the ability to not do something rather than the inability to do it
differences - When to use cannot versus cant? - English Language . . . Generally, people use can't in speech and informal writing, and cannot or can not in formal writing or very formal speech Also (as @Kris points out in a comment), cannot might be used when you need to carefully distinguish it from can't in speech
The usage of can not vs. cannot in mathematics So here it’s about minimizing ambiguity: can not permits two interpretations, while cannot permits only one Such care is critical in the language of mathematics As another example, West would tell you that in mathematical discourse, both “x is a minimum” and “x is a minimal” are valid utterances, but they mean different things
Cannot vs. Can Not - English Language Usage Stack Exchange 5 OED-cannot definition: the ordinary modern way of writing can not Both cannot and can not are acceptable spellings There’s no difference in meaning between cannot and can not but the cannot is much more usual Some references from ELU - can't vs cannot Why is “cannot” spelled as one word? (a few exceptions)
grammaticality - Is it incorrect to say, Why cannot. . . . ? - English . . . Cannot is the only negative form that contains not rather than -n't Theoretically, since it is a single word, you can say why cannot you without a problem My theory is that modern English speakers don't want to put cannot before the subject because it contains not and sounds like can not
What do you call a person who cannot learn to use computers? You could (in my opinion, unfairly) describe yourself as: Superannuated Retired because of age or infirmity Too old for use, work, service, or a position Antiquated or obsolete Collins Dictionary: Superannuated While it doesn't specifically address computers or an inability to learn, it does capture the general feeling of "being unable to adapt to modern technology" For what it's worth, I don