Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> afd8ddc48e6712624cf46ffa9a0e09cff776ed70569ae9aed43facc76fb65ebe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^