Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 67ab6907b5bb91693c6b94bc2baebcf7b5be6d527bd2cf1a224a780fc2be28c9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^