Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a8fdb9f0f1dfbfe20645cdf77d1dea8d3a6a0ba5501002d111895491cfb9aa5d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^