Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> be115d7ad0a6be045c573509a63dc5ee7f2c4c06ac01574d3f8e2da138dcfc51:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^