Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d9cfcf2bd297aeaffb6f2854e691bcba098554ce9f864b95ae21cf823db455fa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^