fix issue 73

[codecov[bot]]

Codecov Report

Base: 88.76% // Head: 88.94% // Increases project coverage by +0.18% :tada:

Coverage data is based on head (03fd635) compared to base (d841670). Patch coverage: 83.33% of modified lines in pull request are covered.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #74 +/- ## ========================================== + Coverage 88.76% 88.94% +0.18% ========================================== Files 13 14 +1 Lines 739 742 +3 ========================================== + Hits 656 660 +4 + Misses 83 82 -1 ``` | [Impacted Files](https://codecov.io/gh/QuantumBFS/LuxurySparse.jl/pull/74?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=QuantumBFS) | Coverage Δ | | |---|---|---| | [src/arraymath.jl](https://codecov.io/gh/QuantumBFS/LuxurySparse.jl/pull/74?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=QuantumBFS#diff-c3JjL2FycmF5bWF0aC5qbA==) | `85.36% <50.00%> (ø)` | | | [src/SSparseMatrixCSC.jl](https://codecov.io/gh/QuantumBFS/LuxurySparse.jl/pull/74?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=QuantumBFS#diff-c3JjL1NTcGFyc2VNYXRyaXhDU0Muamw=) | `91.30% <100.00%> (+0.39%)` | :arrow_up: | | [src/broadcast.jl](https://codecov.io/gh/QuantumBFS/LuxurySparse.jl/pull/74?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=QuantumBFS#diff-c3JjL2Jyb2FkY2FzdC5qbA==) | `92.10% <100.00%> (+2.63%)` | :arrow_up: | | [src/LuxurySparse.jl](https://codecov.io/gh/QuantumBFS/LuxurySparse.jl/pull/74?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=QuantumBFS#diff-c3JjL0x1eHVyeVNwYXJzZS5qbA==) | `100.00% <0.00%> (ø)` | | Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=QuantumBFS). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=QuantumBFS)

:umbrella: View full report at Codecov.
:loudspeaker: Do you have feedback about the report comment? Let us know in this issue.