Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 61df1f00edc93c90616f8f82b87c3d55bcb800da61cadfd186694bfe6b2e589e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^