Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5cf97866ed277c4a1139f34028dd16cf04b2dd9efcbebfe7d21ca91a6f4ce869:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^