partial_sum, inclusive_scan, exclusive_scanを相互に関連項目として記載

Author: faithandbrave

reference/numeric/exclusive_scan.md

@@ -181,6 +181,11 @@ int main()
 - [Visual C++](/implementation.md#visual_cpp): ??
 
 
+## 関連項目
+- [`std::inclusive_scan()`](inclusive_scan.md)
+- [`std::partial_sum()`](partial_sum.md)
+
+
 ## 参照
 - [P0024R2 The Parallelism TS Should be Standardized](http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2016/p0024r2.html)
 - [P0467R2 Iterator Concerns for Parallel Algorithms](http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2017/p0467r2.html)

reference/numeric/inclusive_scan.md

@@ -228,6 +228,11 @@ int main()
 - [Visual C++](/implementation.md#visual_cpp): ??
 
 
+## 関連項目
+- [`std::exclusive_scan()`](exclusive_scan.md)
+- [`std::partial_sum()`](partial_sum.md)
+
+
 ## 参照
 - [P0024R2 The Parallelism TS Should be Standardized](http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2016/p0024r2.html)
 - [P0467R2 Iterator Concerns for Parallel Algorithms](http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2017/p0467r2.html)

reference/numeric/partial_sum.md

@@ -154,6 +154,11 @@ int main()
 ```
 
 
+## 関連項目
+- [`std::inclusive_scan()`](inclusive_scan.md)
+- [`std::exclusive_scan()`](exclusive_scan.md)
+
+
 ## 参照
 - [P0616R0 De-pessimize legacy `<numeric>` algorithms with `std::move`](http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2017/p0616r0.pdf)
 - [P1645R1 `constexpr` for `<numeric>` algorithms](http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1645r1.html)