Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 082795c44ac4d3293d3a496979bd97957231a510bae2a95b9d497d2f88b72ce9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^