Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 06dc920be6a1a23e1754a73f7a742de78bf31e1cdab47f95a0f77fdaec99cc61:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^