On a mass scale M = 10 17 M ? the root mean square mass fluctuation is dM/M = 0.12 today (see Figure XXXXXXXXXXDo you expect to see any gravitationally collapsed structures with a mass M = 10 17 M ?...

On a mass scale M = 10 17 M ? the root mean square mass fluctuation is dM/M = 0.12 today (see Figure 11.5). Do you expect to see any gravitationally collapsed structures with a mass M = 10 17 M ? in the directly visible universe today? Explain why or why not.