Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b8d8fec9f3353af9ac56a0bb1084601c1f6552e3b774fc8ddd9f21a883b32b27:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^