Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1adb2cdc05bfba81251dd4c27d70565b276b8aa70a628047b1b7f86d2de22c7b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^