Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f21aa3631863b6105623d52f8fadddc7ef1eb81607acd30c9ea0fc6938d28fe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^