Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d494371e01cee831a8eac1a126145044ebae22d5670b228fde0a4f2ebad4fdc3:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^