Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c72d80b8c9fa6c0b857edf91922d1c663e198ad5e0e635e52f8879efeec109f9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^