Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dda2c628cfb1593446e84c97cacf1f4a1d0ffaca9567e95f01fab28f6e07631c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^