namespace System.Reactive.Concurrency { public abstract class VirtualTimeScheduler<[System.Runtime.CompilerServices.Nullable(0)] TAbsolute, [System.Runtime.CompilerServices.Nullable(2)] TRelative> : VirtualTimeSchedulerBase<TAbsolute, TRelative> where TAbsolute : IComparable<TAbsolute> { protected VirtualTimeScheduler(); protected VirtualTimeScheduler(TAbsolute initialClock, IComparer<TAbsolute> comparer); } } namespace System.Reactive.Joins { public class Pattern<TSource1, TSource2, TSource3, TSource4, TSource5, TSource6, TSource7, TSource8, TSource9, TSource10, TSource11, TSource12, TSource13, TSource14, TSource15> : Pattern { public Pattern<TSource1, TSource2, TSource3, TSource4, TSource5, TSource6, TSource7, TSource8, TSource9, TSource10, TSource11, TSource12, TSource13, TSource14, TSource15, TSource16> And<TSource16>(IObservable<TSource16> other); public Plan<TResult> Then<TResult>(Func<TSource1, TSource2, TSource3, TSource4, TSource5, TSource6, TSource7, TSource8, TSource9, TSource10, TSource11, TSource12, TSource13, TSource14, TSource15, TResult> selector); } }