Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d7619c5fc81ec8824ad2643c20efb1168e31aa0b5d9172f6a16c3f732d4eb32a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^