Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f8d2c48145ae1bf056e56c7c646263f99990ffaecf8eed3a6f47d9340f4dd986:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^