Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4d449943f04fd41f7c95390efcea1428f4a0ce443c66431c21d76618c345730f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^