Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 313e8ce2fe7ab8766704e1eb992c95d75c88ba981bb0aa70573734036bca77d0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^