Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 49f85177b61b20b5dbd02334e8728f503fca01d3bc770bf4e2ec5c67bdbf9f0c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^