Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 029cb2f5116094d01d32de5ce10582bb4feacb167485b0a8132d61514eaa9737:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^