Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ca0a9b0faf31ef24f6e7ff915de69aa60536f7dde0f0c164e5d06b243014875f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^