Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 772f6358255a334d103e7d6c96e580e0b41a2e89f13f2790188e182041a0dd4d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^