Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d8a2c9d1aa5a36bbed1202227b78728d6b814f5ab7fa048339fa6a040af674b3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^