Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c5939a53ab9263fde3a0d414ffcf2b634e838f39e4b67642b8d13fc537e0bf63:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^