
#include<bits/stdc++.h>
using namespace std ;


#define vt vector
#define all(c) (c).begin(), (c).end()
#define sz(x) (int)(x).size()
#define ll long long
#define ld long double
#define ar array
#define inf() ifstream cin("d.txt")
#define onf() ofstream cout("test.txt")
#define mod 1000000007
#define pb push_back
#define endl cout<<"\n";
#define prt1(a) cout<<a<<" "
#define prt2(a,b) cout<<a<<" "<<b<<" "
#define prt3(a,b,c) cout<<a<<" "<<b<<" "<<c<<" "
#define in(a) cin>>a
#define inn(a,b) cin>>a>>b
#define innn(a,b,c) cin>>a>>b>>c 
#define rep(i,st,end) for(int i=st;i<end;i++)
#define repv(i,st,end) for( i=st;i>=end;i--)
#define fio ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
#define TEST ll tc;cin>>tc;while(tc--)
#define EACH(x, a) for (auto& x: a)

template<class A> void read(vt<A>& v);
template<class A, size_t S> void read(ar<A, S>& a);
template<class T> void read(T& x) {
    cin >> x;
}
void read(double& d) {
    string t;
    read(t);
    d=stod(t);
}
void read(long double& d) {
    string t;
    read(t);
    d=stold(t);
}
template<class H, class... T> void read(H& h, T&... t) {
    read(h);
    read(t...);
}
template<class A> void read(vt<A>& x) {
    EACH(a, x)
        read(a);
}
template<class A, size_t S> void read(array<A, S>& x) {
    EACH(a, x)
        read(a);
}
#define debug(args...) { string _s = #args; replace(_s.begin(), _s.end(), ',', ' '); stringstream _ss(_s); istream_iterator<string> _it(_ss); err(_it, args); }

void err(istream_iterator<string> it) {}
template<typename T, typename... Args>
void err(istream_iterator<string> it, T a, Args... args) {
    cerr << *it << " = " << a <<"\n";
    err(++it, args...);
}


void solve()
{
  ll d,t,s;
  read(d,t,s);
  ll di = s*t ;
  if(di>=d)
    cout<<"Yes";
  else
    cout<<"No";
}

 int main()
 {
    fio;
    ll k = 1;
    ll tc = 1;
    // cin>>tc;
    while(tc--){
       // cout<<"Case #"<<k<<": ";k++;
        solve();
        endl;
    }
    
 }



#include <bits/stdc++.h>
using namespace std;
int const MX = 2e5 + 2;

int main()
{
    int d, s, t;
    cin>>d>>t>>s;
    int time = (d + s - 1)/s;
    if(time <= t) cout<<"Yes\n";
    else cout<<"No\n";
}


