| 198 | 
  | 
   | 
| 199 | 
  | 
  if (!generated) generate(); | 
| 200 | 
  | 
   | 
| 201 | 
< | 
  assert(t < data_.front().first); | 
| 202 | 
< | 
  assert(t > data_.back().first); | 
| 201 | 
> | 
  assert(t > data_.front().first); | 
| 202 | 
> | 
  assert(t < data_.back().first); | 
| 203 | 
  | 
 | 
| 204 | 
  | 
  //  Find the interval ( x[j], x[j+1] ) that contains or is nearest | 
| 205 | 
  | 
  //  to t. | 
| 237 | 
  | 
 | 
| 238 | 
  | 
  if (!generated) generate(); | 
| 239 | 
  | 
   | 
| 240 | 
< | 
  assert(t < data_.front().first); | 
| 241 | 
< | 
  assert(t > data_.back().first); | 
| 240 | 
> | 
  assert(t > data_.front().first); | 
| 241 | 
> | 
  assert(t < data_.back().first); | 
| 242 | 
  | 
 | 
| 243 | 
  | 
  //  Find the interval ( x[j], x[j+1] ) that contains or is nearest | 
| 244 | 
  | 
  //  to t. |