Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb3d4a407647df2a4f5a4693b8629b504681777020c649f627ef89450a9ccd08:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^