Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a2c0d08a7b000cd9e02045d51ea17d158b2b357162f51eb8a27e81c03b0fac01:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^