ode></pre>

<pre><code>## [1] FALSE
</code></pre>

<pre><code class="r">symbol_is_matrix(g3)
</code></pre>

<pre><code>## [1] FALSE
</code></pre>

<pre><code class="r">g1a &lt;- g1$pyobj %&gt;% do_unbracket %&gt;% as_sym
g2a &lt;- g2$pyobj %&gt;% do_unbracket %&gt;% as_sym # Dimension lost
g3a &lt;- g3$pyobj %&gt;% do_unbracket %&gt;% as_sym # Dimension lost
g1a
</code></pre>

<pre><code>## [caracas]: ⎡    x₁          x₂          x₃    ⎤
##            ⎢ ───────     ─────�