Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0891936281c84e559b3d76f81339c9b93754db117fec32c179990fb58990f46a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^