Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9bde7a983c21eb2b440d9908ad0f137e91ff78434c44ab933ea2f2d22598211f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^