Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fade45674ed0fac69cd912c73082e2a29d5a31350e76270d1d57678fb6bfe08a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^