Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d31b8e5ca9989f57e3aa933cc19b487172586bae33c0043b9d5f666a4ca29f93:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^