Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c05e864eeb9f2c84e11eaba6eebbbbbbab6fad32ab62aa900287cd4f904e9aa1:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^