Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dffd90f83fc22d3d4f5aadf3927cce35ba7342fab2d8804d9ca0a73ca2c68778:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^