Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> df74ece2e2943f5e74569e0f9d74699e70ea93456f9e3fc36d7801fe0d6e9545:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^