Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0ec868228a97f4c4e8a6bddcd14b6adc619b26e0c1b2f92198bb1f625fe02075:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^