Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 06c4fb8a5c281c7408b052591032150db2198091f4fdbe42879205ca2c69ade3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^