Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9456f0b52a0d35264869a8bfe7c8db6d298248479baf586096b012190fd1a7a3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^