d,t,s=list(map(int,input().split()))

print(('Yes' if d/s<=t else 'No'))

d,t,s=list(map(int,input().split()))

print(('Yes' if s*t>=d else 'No'))

d, t, s = list(map(int, input().split()))
print(("Yes" if d / s <= t else "No"))

d, t, s = list(map(int, input().split()))
print(("Yes" if s * t >= d else "No"))

-print(("Yes" if d / s <= t else "No")) +print(("Yes" if s * t >= d else "No"))