Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bf56cc5222a2500be22b8f9505b376440932823e1387aea8b34f988014339b2f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^