Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6b42670a4f1f1c849d8c52dfd64c1da2ddd176eafa58f96d0bc115fba98d7b11:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^