Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> be3d4b20f22563a1fc94d0d0bb85f2c9370b7796508d8fa6e3cfb9d762aec485:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^