Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b59dd19618da59e13766b0bef539ca033c597e3beaa73c0f6292baac51a7464c:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^