Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a905477784c4c0b782f844447b36f4043437677e48e0ed5a7f38fe2180a3ca19:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^