Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a5f052ea7481d379bec683f31e7c2e6ca5866b4666d2e9c9c697886a387ef43b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^