Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b6c9e7b894ddf363f4b366818211feba73ce65fbd118fc53ec8d65f7aeaa79e3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^