Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 91d9d45ed36a82c04af40089ca80ac8994e515a7e8f080519519ac34fa30ccfb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^