What exactly does f: R->R or f:Z->R mean in discrete math?
On the other hand, if a function has the set of integers as its domain, we're dealing with a discrete structure. If you graph the function f defined by f (n) = n, where n is an integer, it looks like a diagonal …
math - Difference between Discrete Structures and Discrete …
Discrete structures are structures that are used in describing discrete mathematics. Discrete mathematics is math that makes use of discrete structures. In reality, discrete mathematics is just …
math - Unfamiliar symbol in algorithm: what does ∀ mean ... - Stack ...
The upside-down A symbol is the universal quantifier from predicate logic. (Also see the more complete discussion of the first-order predicate calculus.) As others noted, it means that the stated assertions …
math - What does a circled plus mean? - Stack Overflow
May 8, 2009 · I cannot understand the calculation "66 ⊕ fa = 9c". The sum is clearly over "ff", so I am confused. The topic is simple encryption algorithm. What does a circled plus mean?
Discrete math: sets and subsets? - Stack Overflow
Discrete math: sets and subsets? Asked 10 years, 9 months ago Modified 2 years, 2 months ago Viewed 374 times
Should developers know discrete math? - Stack Overflow
Sep 7, 2013 · Is it important for developers to know discrete math? Most of the books about algorithms and analysis have at least some references to math. I can easily understand the algorithms in …
math - Is mathematics necessary for programming? - Stack Overflow
Oct 1, 2008 · Math is not needed for programming, because programming is math. It can be good math, or bad math (like when orangutan's long call is transliterated into Ook language), but whenever a …
discrete mathematics - How can I find a logically equivalent formula ...
Aug 29, 2017 · So I am trying to finish up my discrete math homework, but I am completely stumped as to how I am supposed to solve this problem. My teacher wants me to find a logically equivalent …
Math for computer science - Stack Overflow
Discrete Math is the most important and basic class for computer science, and for this reason it is usually offered in CS departments instead of math departments.
discrete mathematics - Necessary and Sufficient conditions on sets ...
Jan 9, 2017 · Your confusion comes from the fact that you use A and B for sets and statements. Let's use A and B for sets and S and N for statements. Statements A good explanation for necessity and …