Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a923abe38d6c30133707fe9d093c5e1454a367dbede0ae71a91b9ecc4984ac7f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^