Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8fa90749e5fbf12864542b85e1899afb2dec35610d4dd0b7ed210276cb746240:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^