Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 68f6f5871626abf4288ae1631416121d12066b900fea8ac1388d00d790a0bc43:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^