Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f08e1fb43d4e8da76f25a2dd7a15ce90bf1724a5f2e6020df36557e7cfac01d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^