Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 20e055776d18914e02219dac56e2915023dba5060a405e84dc48977d3bcf9438:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^