Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 312e45adefc9d3157bc7f673fbe12f55aafb90d13297d65c9517fdc5c27d8fcf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^