Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 70db8e7a15a21f8adb99477dffb9bbe7585323f41024412678d85c1d9408607a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^