Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e42f08949a6af5d6f89e94aa1650ccf7d6c6f3eb67f55c4b7a417234e0037fab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^