Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c36006031d17188a9862054976837112c42103758f0201efc51eff7791ffe2be:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^