Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> da8db98bc47f554f5907a9914229f98bb6272c728703b1b98ab4e1bd8134d5a2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^