Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 06ec80090b0fab9047817b2c850f5b6697fc3e9846f10e56498fa5efbcfc9aae:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^