Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a2d70e4cbc9985a4c95f2f62eaee957e01f933f1aae2adaf05d0350462ff3f69:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^