Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e0f5d359000b2e4b1c7be857a534b0f4b439da39fa0c4fc11b8b5b50db1d4242:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^