Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 618e38ec9f681f8c2defefc47b8ea017c526de1dc4805b03fc89d0882d199287:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^