Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b02da0f3bd781569722c48785fe5a5aacd487005cf01637645988c4d4e5e23bf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^