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author | Jake Prather <JakeHP@Zoho.com> | 2015-03-04 17:48:10 -0600 |
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committer | Jake Prather <JakeHP@Zoho.com> | 2015-03-04 17:48:10 -0600 |
commit | 60cd26e48bfae81e1588a3f54b8b5a6d733e4dc0 (patch) | |
tree | b4dca264310bb27e6f32bcb240482d636cd72aad /asymptotic-notation.html.markdown | |
parent | 4dc193d347001348a3973467d96b09dfb764464e (diff) |
Renamed Big-Oh to more prevalent notation, Big-O.
Diffstat (limited to 'asymptotic-notation.html.markdown')
-rw-r--r-- | asymptotic-notation.html.markdown | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/asymptotic-notation.html.markdown b/asymptotic-notation.html.markdown index deb3e37d..e1f961f8 100644 --- a/asymptotic-notation.html.markdown +++ b/asymptotic-notation.html.markdown @@ -66,8 +66,8 @@ Polynomial - n^z, where z is some constant Exponential - a^n, where a is some constant ``` -### Big-Oh -Big-Oh, commonly written as O, is an Asymptotic Notation for the worst case, or ceiling of growth +### Big-O +Big-O, commonly written as O, is an Asymptotic Notation for the worst case, or ceiling of growth for a given function. Say `f(n)` is your algorithm runtime, and `g(n)` is an arbitrary time complexity you are trying to relate to your algorithm. `f(n)` is O(g(n)), if for any real constant c (c > 0), `f(n)` <= `c g(n)` for every input size n (n > 0). @@ -81,7 +81,7 @@ g(n) = log n Is `f(n)` O(g(n))? Is `3 log n + 100` O(log n)? -Let's look to the definition of Big-Oh. +Let's look to the definition of Big-O. ``` 3log n + 100 <= c * log n @@ -93,7 +93,7 @@ Is there some constant c that satisfies this for all n? 3log n + 100 <= 150 * log n, n > 2 (undefined at n = 1) ``` -Yes! The definition of Big-Oh has been met therefore `f(n)` is O(g(n)). +Yes! The definition of Big-O has been met therefore `f(n)` is O(g(n)). *Example 2* @@ -104,7 +104,7 @@ g(n) = n Is `f(n)` O(g(n))? Is `3 * n^2` O(n)? -Let's look at the definition of Big-Oh. +Let's look at the definition of Big-O. ``` 3 * n^2 <= c * n @@ -119,7 +119,7 @@ for a given function. `f(n)` is Ω(g(n)), if for any real constant c (c > 0), `f(n)` is >= `c g(n)` for every input size n (n > 0). -Feel free to head over to additional resources for examples on this. Big-Oh is the primary notation used +Feel free to head over to additional resources for examples on this. Big-O is the primary notation used for general algorithm time complexity. ### Ending Notes |