Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eaa66a0fcb08b4878909d70c995474968046658f687876292fe6d4c54380471e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^