Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 15aca22c8f26637c39fd5550654156fc8eef11b20719fe606622b1dc7cd8d3a8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^