52         public static double Average(IEnumerable<int> source) {  in Average()
76         public static double Average(IEnumerable<double> source) {  in Average()
84         public static bool Contains<TSource>(IEnumerable<TSource> source, TSource value) {  in Contains()
92 …public static bool Contains<TSource>(IEnumerable<TSource> source, TSource value, IEqualityComparer…  in Contains()
108         public static IEnumerable<TSource> DefaultIfEmpty<TSource>(IEnumerable<TSource> source) {  in DefaultIfEmpty()
112 …public static IEnumerable<TSource> DefaultIfEmpty<TSource>(IEnumerable<TSource> source, TSource de…  in DefaultIfEmpty()
118 …tic IEnumerable<TSource> CreateDefaultIfEmptyIterator<TSource>(IEnumerable<TSource> source, TSourc…  in CreateDefaultIfEmptyIterator()
133         public static int Max(IEnumerable<int> source) {  in Max()
139         static U Iterate<T, U>(IEnumerable<T> source, U initValue, Func<T, U, U> selector) {  in Iterate()
156         public static int Min(IEnumerable<int> source) {  in Min()
166 …public static IEnumerable<TResult> Select<TSource, TResult>(IEnumerable<TSource> source, Func<TSou…  in Select()
172 …ic IEnumerable<TResult> CreateSelectIterator<TSource, TResult>(IEnumerable<TSource> source, Func<T…  in CreateSelectIterator()
177 …public static IEnumerable<TResult> Select<TSource, TResult>(IEnumerable<TSource> source, Func<TSou…  in Select()
183 …ic IEnumerable<TResult> CreateSelectIterator<TSource, TResult>(IEnumerable<TSource> source, Func<T…  in CreateSelectIterator()
195 … static IEnumerable<TResult> SelectMany<TSource, TCollection, TResult>(IEnumerable<TSource> source,  in SelectMany()
202 …public static IEnumerable<TResult> SelectMany<TSource, TResult>(IEnumerable<TSource> source, Func<…  in SelectMany()
208 …rable<TResult> CreateSelectManyIterator<TSource, TCollection, TResult>(IEnumerable<TSource> source,  in CreateSelectManyIterator()
216 …Enumerable<TResult> CreateSelectManyIterator<TSource, TResult>(IEnumerable<TSource> source, Func<T…  in CreateSelectManyIterator()
229         public static int Sum(IEnumerable<int> source) {  in Sum()
235         static TR Sum<TA, TR>(IEnumerable<TA> source, Func<TR, TA, TR> selector) {  in Sum()
248         public static IEnumerable<TSource> Take<TSource>(IEnumerable<TSource> source, int count) {  in Take()
254 …  static IEnumerable<TSource> CreateTakeIterator<TSource>(IEnumerable<TSource> source, int count) {  in CreateTakeIterator()
271         public static TSource[] ToArray<TSource>(IEnumerable<TSource> source) {  in ToArray()