tdigest docs (#527)

* tdigest docs

* Update index.md

* Update index.md

* Update index.md

* Update index.md

* Update index.md

Author: LiorKogan

content/commands/tdigest.byrank/index.md

@@ -15,7 +15,7 @@ categories:
 - oss
 - kubernetes
 - clients
-complexity: O(1)
+complexity: O(N) where N is the number of ranks specified.
 description: Returns, for each input rank, an estimation of the value (floating-point)
   with that rank
 group: tdigest

content/commands/tdigest.byrevrank/index.md

@@ -15,7 +15,7 @@ categories:
 - oss
 - kubernetes
 - clients
-complexity: O(1)
+complexity: O(N) where N is the number of reverse ranks specified.
 description: Returns, for each input reverse rank, an estimation of the value (floating-point)
   with that reverse rank
 group: tdigest

content/commands/tdigest.cdf/index.md

@@ -15,7 +15,7 @@ categories:
 - oss
 - kubernetes
 - clients
-complexity: O(1)
+complexity: O(N) where N is the number of values specified.
 description: Returns, for each input value, an estimation of the fraction (floating-point)
   of (observations smaller than the given value + half the observations equal to the
   given value)
@@ -34,7 +34,7 @@ title: TDIGEST.CDF
 ---
 Returns, for each input value, an estimation of the fraction (floating-point) of (observations smaller than the given value + half the observations equal to the given value).
 
-Multiple fractions can be retrieved in a signle call.
+Multiple fractions can be retrieved in a single call.
 
 ## Required arguments
 

content/commands/tdigest.quantile/index.md

@@ -15,7 +15,7 @@ categories:
 - oss
 - kubernetes
 - clients
-complexity: O(1)
+complexity: O(N) where N is the number of quantiles specified.
 description: Returns, for each input fraction, an estimation of the value (floating
   point) that is smaller than the given fraction of observations
 group: tdigest
@@ -32,7 +32,7 @@ title: TDIGEST.QUANTILE
 ---
 Returns, for each input fraction, an estimation of the value (floating point) that is smaller than the given fraction of observations.
 
-Multiple quantiles can be retrieved in a signle call.
+Multiple quantiles can be retrieved in a single call.
 
 ## Required arguments
 

content/commands/tdigest.rank/index.md

@@ -15,7 +15,7 @@ categories:
 - oss
 - kubernetes
 - clients
-complexity: O(1)
+complexity: O(N) where N is the number of values specified.
 description: Returns, for each input value (floating-point), the estimated rank of
   the value (the number of observations in the sketch that are smaller than the value
   + half the number of observations that are equal to the value)
@@ -34,7 +34,7 @@ title: TDIGEST.RANK
 ---
 Returns, for each input value (floating-point), the estimated rank of the value (the number of observations in the sketch that are smaller than the value + half the number of observations that are equal to the value).
 
-Multiple ranks can be retrieved in a signle call.
+Multiple ranks can be retrieved in a single call.
 
 ## Required arguments
 <details open><summary><code>key</code></summary>

content/commands/tdigest.revrank/index.md

@@ -15,7 +15,7 @@ categories:
 - oss
 - kubernetes
 - clients
-complexity: O(1)
+complexity: O(N) where N is the number of values specified.
 description: Returns, for each input value (floating-point), the estimated reverse
   rank of the value (the number of observations in the sketch that are larger than
   the value + half the number of observations that are equal to the value)
@@ -34,7 +34,7 @@ title: TDIGEST.REVRANK
 ---
 Returns, for each input value (floating-point), the estimated reverse rank of the value (the number of observations in the sketch that are larger than the value + half the number of observations that are equal to the value).
 
-Multiple reverse ranks can be retrieved in a signle call.
+Multiple reverse ranks can be retrieved in a single call.
 
 ## Required arguments
 <details open><summary><code>key</code></summary>