Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7d5fc4b8abd052b417c25f944f5cc4538fa9d60db84ff019e10b8317755bf1c9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^