Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b86fd55f2b244ff02a996dce57c5622c08dd4cc340f35c39b8ff85816b6530f1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^